MonsterQuest#Season one (2007–2008)

| 1

| 14

| 2007–2008

| 2

| 20

| 2008

| 3

| 25

| 2009

| 4

| 9

| 2010

| SP

| N/A

| 2020

| EpisodeNumber = 201 (15)

| Title = Mega Hog

| OriginalAirDate = {{Start date|2008|5|28}}

| ShortSummary = An investigation into the reports of gigantic swine like the 800 lb "Hogzilla" shot in Georgia in 2004.

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{{Episode list

| EpisodeNumber = 202 (16)

| Title = Vampire Beast

| OriginalAirDate = {{Start date|2008|6|4}}

| ShortSummary = A look at 2007 North Carolina reports of strange attacks on livestock and pets by a creature that feeds on blood and further evidence that it appeared once before in the 1950s.

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{{Episode list

| EpisodeNumber = 203 (17)

| Title = Ghosts

| OriginalAirDate = {{Start date|2008|6|11}}

| ShortSummary = A ghost hunt investigation at the Lizzie Borden axe-murder house in Fall River, Massachusetts and upon a Civil War battlefield at Gettysburg; plus the review of strange gas station camera footage from Parma, Ohio.

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{{Episode list

| EpisodeNumber = 204 (18)

| Title = Ohio Grassman

| OriginalAirDate = {{Start date|2008|6|18}}

| ShortSummary = A look at reported sightings and physical evidence of Bigfoot-like creatures that may lurk in the eastern wilderness of the state of Ohio.

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{{Episode list

| EpisodeNumber = 205 (19)

| Title = Giant Killer Snakes

| OriginalAirDate = {{Start date|2008|6|25}}

| ShortSummary = Researchers trek into the jungles of Venezuela on the search for man-eating anacondas; and later a trip to the Florida Everglades to look for massive pythons – where one was photographed swallowing a full grown alligator.

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{{Episode list

| EpisodeNumber = 206 (20)

| Title = Super Rats

| OriginalAirDate = {{Start date|2008|7|2}}

| ShortSummary = A look at archaeological evidence that common rats grew to enormous size in the past and a look into recent reports from New York City that say these cat-sized rodents could be returning.

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{{Episode list

| EpisodeNumber = 207 (21)

| Title = Black Beast of Exmoor

| OriginalAirDate = {{Start date|2008|7|9}}

| ShortSummary = The search for what witnesses say is a panther-like "black beast" that is killing livestock along an English countryside.

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{{Episode list

| EpisodeNumber = 208 (22)

| Title = Chupacabra

| OriginalAirDate = {{Start date|2008|7|23}}

| ShortSummary = An investigation of the Chupacabra, or "goat sucker" – a mysterious bipedal, or in some reports, a dog-like, blood-draining creature said to be responsible for a rash of unexplained animal killings in Puerto Rico and Texas.

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{{Episode list

| EpisodeNumber = 209 (23)

| Title = Legend of the Hairy Beast

| OriginalAirDate = {{Start date|2008|7|30}}

| ShortSummary = A look at what Native American legends say about Bigfoot.

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{{Episode list

| EpisodeNumber = 210 (24)

| Title = Vampires in America

| OriginalAirDate = {{Start date|2008|8|6}}

| ShortSummary = A look at the legends of vampires that haunted New England in the 18th century and interviews with modern-day, self-proclaimed "living vampires" who have a real craving for blood.

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{{Episode list

| EpisodeNumber = 211 (25)

| Title = Boneless Horror

| OriginalAirDate = {{Start date|2008|8|13}}

| ShortSummary = A journey into the depths of the North Pacific in search of giant octopus like the legendary Lusca, where some over 200 feet in length, have been reported.

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{{Episode list

| EpisodeNumber = 212 (26)

| Title = Bigfoot in New York

| OriginalAirDate = {{Start date|2008|8|20}}

| ShortSummary = A look into a 1976 Bigfoot sighting in upstate New York where several police officers encountered a creature known as the "Monster of Whitehall" that still haunts the area to this day.

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{{Episode list

| EpisodeNumber = 213 (27)

| Title = Lake Monsters of the North

| OriginalAirDate = {{Start date|2008|9|17}}

| ShortSummary = The search for "Cressie", what Native Americans call the "Pond Devil" and say is giant eel that lurks in the depths of Newfoundland's Crescent Lake.

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{{Episode list

| EpisodeNumber = 214 (28)

| Title = China's Wildman

| OriginalAirDate = {{Start date|2008|9|21}}

| ShortSummary = An investigation into a Chinese government-led search effort for the Yeren–a wild man said to be covered in thick red hair, 5–7 feet tall, and supposedly lurking in the country's remote Hubei province.

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{{Episode list

| EpisodeNumber = 215 (29)

| Title = Giant Bear Attack

| OriginalAirDate = {{Start date|2008|9|24}}

| ShortSummary = A look into horrific reports of bear attacks, from Alaska to New Jersey, focusing on witness accounts and physical remains that may be evidence of new hybrid bears of prehistoric size.

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{{Episode list

| EpisodeNumber = 216 (30)

| Title = Giant Squid Ambush

| OriginalAirDate = {{Start date|2008|10|8}}

| ShortSummary = Return investigation to Mexico's Sea of Cortez to look at new research and evidence behind the existence of {{convert|100|ft|m|adj=mid

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{{Episode list

| EpisodeNumber = 217 (31)

| Title = Monster Spiders

| OriginalAirDate = {{Start date|2008|10|22}}

| ShortSummary = A look at man's fear of spiders starting with the Solifugae, or "camel spider"–a large desert-dwelling arachnid of Iraq that may have been brought to Texas by American soldiers that served there, and then a trek into the jungles of Venezuela in search of other massive arachnids that some local villagers claim are large enough to eat a small dog.

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{{Episode list

| EpisodeNumber = 218 (32)

| Title = Jaws in Illinois

| OriginalAirDate = {{Start date|2008|10|29}}

| ShortSummary = An investigation of reports that bull sharks from the Gulf of Mexico have swum inland up the Mississippi River as far as the state of Illinois and also reports of Greenland sharks killing caribou along the St. Lawrence River seaway.

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{{Episode list

| EpisodeNumber = 219 (33)

| Title = Real Dragons

| OriginalAirDate = {{Start date|2008|11|5}}

| ShortSummary = A look at attacks on humans by the world's largest known lizards, the Komodo dragons, and an investigation into reports that an even bigger lizard, the supposedly extinct Megalania, may still lurk in Australia's Blue Mountains region.

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{{Episode list

| EpisodeNumber = 220 (34)

| Title = Sasquatch Attack II

| OriginalAirDate = {{Start date|2008|11|12}}

| ShortSummary = A return investigation to the remote hunting cabin in Northern Ontario that was suspected to have been attacked by Sasquatch, and a new examination of the DNA evidence from blood stains found at the scene.

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| EpisodeNumber = 301 (35)

| Title = Death of Loch Ness

| OriginalAirDate = {{Start date|2009|2|4}}

| ShortSummary = A review of researcher Robert Rhines' claim that Nessie, if it existed, may now in fact be dead and its corpse is lying somewhere at the bottom of Loch Ness.

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{{Episode list

| EpisodeNumber = 302 (36)

| Title = Cattle Killers

| OriginalAirDate = {{Start date|2009|2|11}}

| ShortSummary = An investigation into the unexplained mutilations of livestock in North America which are found drained of blood and with surgically precise wounds that do not match known predators.

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{{Episode list

| EpisodeNumber = 303 (37)

| Title = Swamp Stalker

| OriginalAirDate = {{Start date|2009|2|18}}

| ShortSummary = A trek into the swamps around Fouke, Arkansas following skilled trackers in search of a nocturnal, Bigfoot-like creature said to be responsible for violent attacks. The case inspired the 1972 documentary movie The Legend of Boggy Creek.

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{{Episode list

| EpisodeNumber = 304 (38)

| Title = Devils in New Jersey

| OriginalAirDate = {{Start date|2009|2|25}}

| ShortSummary = A 60-person research team delves into the Pine Barrens of New Jersey in search of the legendary Jersey Devil, a horse-headed, bat-winged creature reportedly haunting the area for the past 250 years.

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{{Episode list

| EpisodeNumber = 305 (39)

| Title = Gators in the Sewers

| OriginalAirDate = {{Start date|2009|3|4}}

| ShortSummary = A look back at a story from the 1930s that a swarm of sewer alligators was found living in the sewers under New York City, and a new delve into the sewer system to see if the creatures could still be lurking there.

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{{Episode list

| EpisodeNumber = 306 (40)

| Title = Snowbeast Slaughter

| OriginalAirDate = {{Start date|2009|3|11}}

| ShortSummary = A hike into the Rocky Mountains in search of a Bigfoot-like creature that local ranchers believe is responsible for killing livestock and elk, and a look at fresh kills near Pikes Peak that could lead to the animal.

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{{Episode list

| EpisodeNumber = 307 (41)

| Title = Mega Jaws

| OriginalAirDate = {{Start date|2009|3|18}}

| ShortSummary = A search off Mexico's Baja Peninsula for a reported 60-foot shark of possible prehistoric origin that terrified local fisherman call the "Black Demon."

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{{Episode list

| EpisodeNumber = 308 (42)

| Title = Monster Close Encounters

| OriginalAirDate = {{Start date|2009|3|25}}

| ShortSummary = A look at some of the most compelling eyewitness accounts of close encounters with Bigfoot, from Minnesota to Washington state, witnesses are interviewed and evidence is tested to find out what people are seeing in the forests.

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{{Episode list

| EpisodeNumber = 309 (43)

| Title = Lake Demons

| OriginalAirDate = {{Start date|2009|4|15}}

| ShortSummary = An investigation is launched upon British Columbia's Lake Okanagan using the latest underwater technology to search for evidence of the most documented lake monster known as Ogopogo.

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{{Episode list

| EpisodeNumber = 310 (44)

| Title = Sea Monsters

| OriginalAirDate = {{Start date|2009|4|22}}

| ShortSummary = A look at legends of sea monsters and a close examination of video footage that captured an unidentified sea creature in the waters off the Florida coast and may be proof that some of these legends are true.

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{{Episode list

| EpisodeNumber = 311 (45)

| Title = Mysterious Ape Island

| OriginalAirDate = {{Start date|2009|4|29}}

| ShortSummary = An expedition is launched on to British Columbia's Vancouver Island in search of a legendary Sasquatch that local native tales say would steal children who ventured too deep into the woods.

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{{Episode list

| EpisodeNumber = 312 (46)

| Title = Gigantic Killer Fish II

| OriginalAirDate = {{Start date|2009|5|6}}

| ShortSummary = A look at an 1895 fish attack off the coast of Florida by a Goliath grouper, a massive fish that can weigh up to 1,500 lbs and a recent attack that may be evidence these dangerous fish are returning. Then, other attacks at the freshwater lakes of Minnesota by the no-less-aggressive muskellunge could be on the rise.

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{{Episode list

| EpisodeNumber = 313 (47)

| Title = Isle of the Lost Tiger

| OriginalAirDate = {{Start date|2009|5|13}}

| ShortSummary = A review of over 350 reports from the Australian state of Tasmania that claim a vicious predator, once thought to have been hunted to extinction, has made a comeback—the Tasmanian Tiger, and how an Australian biologist is using preserved DNA of the animal in hopes of cloning a living specimen.

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{{Episode list

| EpisodeNumber = 314 (48)

| Title = Killer Jellyfish

| OriginalAirDate = {{Start date|2009|5|27}}

| ShortSummary = A look at the rising concern of poisonous jellyfish, from New York's Hudson River, to the beaches of Spain, these animals have become floating deathtraps in the world's oceans, and their population explosion may be the result of mankind's changes to their ecosystems.

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{{Episode list

| EpisodeNumber = 315 (49)

| Title = Flying Monsters

| OriginalAirDate = {{Start date|2009|6|3}}

| ShortSummary = A deep trek into the jungles of Papua New Guinea which could be hiding a flying creature local villagers call the "Demon Flyer", whose description is very similar to the pterosaur of prehistoric origin.

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{{Episode list

| EpisodeNumber = 316 (50)

| Title = The Curse of the Monkey Man

| OriginalAirDate = {{Start date|2009|6|10}}

| ShortSummary = An investigation into the reports of attacks by the "Monkey Man", a half-man/half-beast that has caused mass-panic around the city of New Delhi, India, where a massive search was undertaken by authorities to find the creature. Then later, the show follows an expedition into the Garo Hills to look for evidence of another possibly unknown primate, the Mande Barung.

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{{Episode list

| EpisodeNumber = 317 (51)

| Title = Killer Crocs

| OriginalAirDate = {{Start date|2009|6|17}}

| ShortSummary = A look at the {{convert|40|ft|m|adj=mid

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{{Episode list

| EpisodeNumber = 318 (52)

| Title = The Last Dinosaur

| OriginalAirDate = {{Start date|2009|6|24}}

| ShortSummary = The following of an expedition deep into the jungles of Cameroon in search of evidence of the Mokèlé Mbèmbé–a creature local villagers identify as a long-necked sauropod thought to have gone extinct over 65-million years ago.

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{{Episode list

| EpisodeNumber = 319 (53)

| Title = Critical Evidence

| OriginalAirDate = {{Start date|2009|7|8}}

| ShortSummary = A review of the best evidence of Sasquatch, from amazing videos to footprint castings and compelling eyewitness reports gathered from around the United States, and how the latest state-of-the-art technology and scientific analysis could prove once and for all if these creatures really exist.

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{{Episode list

| EpisodeNumber = 320 (54)

| Title = The Real Cujo

| OriginalAirDate = {{Start date|2009|7|22}}

| ShortSummary = A look at the rising number of attacks by feral dogs as more and more canine pets are abandoned to the wild and returning to their pack hunter instincts. The series follows a team of investigators in St. Louis, Missouri to track these animals and to find out just how dangerous they can be.

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{{Episode list

| EpisodeNumber = 321 (55)

| Title = Terror from the Sky

| OriginalAirDate = {{Start date|2009|7|29}}

| ShortSummary = A look back at a series of mid-20th-century reports of bizarre flying humanoids that caused waves of panic in small towns across the northern United States and recent encounters in Mexico and California. The investigation also analyzes a strange corpse and video evidence to identify what people are seeing.

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{{Episode list

| EpisodeNumber = 322 (56)

| Title = Killer Chimps in America

| OriginalAirDate = {{Start date|2009|8|12}}

| ShortSummary = A look at the popularity of chimpanzees, once big attractions at circuses and zoos in America, and now popular exotic pets, but reports of chimp attacks from Florida may be evidence that some of these dangerous animals have escaped captivity and are surviving in the wild.

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{{Episode list

| EpisodeNumber = 323 (57)

| Title = Tigers in the Suburbs

| OriginalAirDate = {{Start date|2009|8|19}}

| ShortSummary = The series follows a group of investigators into New York's wilderness in search of what area residents claim are big black cats, possibly escaped jaguars and panthers, that are stalking the local deer population.

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{{Episode list

| EpisodeNumber = 324 (58)

| Title = The Real Moby Dick

| OriginalAirDate = {{Start date|2009|8|26}}

| ShortSummary = Following the reports of attacks that inspired the Moby-Dick tale from classic literature, an investigative team searches for albino sperm whales to see if there is any truth to their aggressive nature.

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{{Episode list

| EpisodeNumber = 325 (59)

| Title = Abominable Snowman

| OriginalAirDate = {{Start date|2009|10|25}}

| ShortSummary = This 2-hour episode looks into the reports and evidence gathered over the past century of the existence of the legendary Yeti, and follows an expedition into the Himalayas in search of the nocturnal creature, which is reported to attack local villagers and slaughter their animals. Note: This special was also released as part of History Channel's In Search of History DVD series.

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| EpisodeNumber = 401 (60)

| Title = Monster Sharks

| OriginalAirDate = {{start date|2010|1|13}}

| ShortSummary = A look at the increasing number of attacks by great white sharks along our beaches. The investigation follows a team of researchers who are trying to determine why sharks are becoming more aggressive.

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{{Episode list

| EpisodeNumber = 402 (61)

| Title = Hillbilly Beast

| OriginalAirDate = {{start date|2010|1|20}}

| ShortSummary = A trek into the foothills of North Western Kentucky to search for a Bigfoot-like creature that is said to make terrifying, wild screams. Investigators analyze a tooth, photographic and audio evidence, and venture into the remote wilderness in an attempt to identify the source of these mysterious sounds.

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{{Episode list

| EpisodeNumber = 403 (62)

| Title = Giant Pythons in America

| OriginalAirDate = {{start date|2010|1|27}}

| ShortSummary = Investigators study the adaptability of giant pythons in Florida as their habitat spreads into heavily populated areas such as Miami, and north where they could hybridize and spread into every state in the country.

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{{Episode list

| EpisodeNumber = 404 (63)

| Title = Giant Killer Bees

| OriginalAirDate = {{start date|2010|2|3}}

| ShortSummary = A look back over 50 years ago when South American scientists tried to make a hybrid bee that could produce more honey–instead they created swarms of large aggressive bees that have been plaguing Mexico and the southern United States with evidence that they are adapting to colder climates and spreading into northern states.

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{{Episode list

| EpisodeNumber = 405 (64)

| Title = Mothman

| OriginalAirDate = {{start date|2010|2|10}}

| ShortSummary = A look back to the 1967 reports of the Mothman–a mysterious winged creature that terrorized a small West Virginia town and believed to be an omen for disasters such as the collapse of the Silver Bridge over the Ohio River that killed 46 people. Sightings of the creature are reported to this day, and a team of investigators use the latest forensic and night-vision technology to try to determine what people are encountering.

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{{Episode list

| EpisodeNumber = 406 (65)

| Title = Piranha Invasion

| OriginalAirDate = {{start date|2010|3|3}}

| ShortSummary = A look at the growing number of South American piranha that are appearing in U.S. lakes and streams. A team studies how they are adapting and collects evidence to determine if the predatory fish are becoming a new threat to fresh water environments.

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{{Episode list

| EpisodeNumber = 407 (66)

| Title = Lizard Monster

| OriginalAirDate = {{start date|2010|3|10}}

| ShortSummary = A look back at a 1952 Flatwoods, West Virginia encounter of a supposed reptilian creature that appeared in a strange hovering craft and attacked witnesses with a noxious gas. Investigators follow a wave of new sightings that are being reported of the Flatwoods Monster to try and uncover what people are encountering.

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{{Episode list

| EpisodeNumber = 408 (67)

| Title = Sierra Sasquatch

| OriginalAirDate = {{start date|2010|3|17}}

| ShortSummary = Bigfoot researchers trek into California's Sierra Nevada following Native American stories and petroglyphs of a supposed family of hairy man-beasts; they examine recently found footprint evidence and a compelling 1991 video of a supposed Sasquatch encounter in Mono Lake.

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{{Episode list

| EpisodeNumber = 409 (68)

| Title = America's Wolfman

| OriginalAirDate = {{start date|2010|3|24}}

| ShortSummary = Investigators head into the isolated wilderness of the Midwest United States in search of a legendary creature described as half-man/half-wolf; guiding them are various eyewitness testimonies and a recently surfaced, but suspicious video of the purported beast.

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