Mastermind

• Mastermind (Jason Wyngarde), a fictional supervillain in Marvel Comics, a title also held by his daughters:
• Martinique Jason, the first daughter and successor of the Mastermind
• Lady Mastermind, the second daughter and successor of the Mastermind
• Mastermind (computer), a character in Marvel Comics' Captain Britain
• Mastermind, an enemy of the Challengers of the Unknown in DC Comics
• Mastermind, the leader of the Ministry of Pain in "Fallen Arches", season 3, episode 1a of The Powerpuff Girls (1998) (2000)
• Master Mind, an Image Comics villain who first appeared in Invincible #31 (April 2006)

• The Master Mind; or, The Key to Mental Power Development and Efficiency, a 1913 non-fiction book by William Walker Atkinson, writing as Theron Q. Dumont
• "The Master Mind" (1913), a Semi-Dual short story by John Ulrich Giesy
• The Master Mind (1913), a novel by Marvin Dana, a novelization of the 1913 play by Daniel D. Carter
• The Master-Mind (1919), a novel by Fergus Hume
• "Master Mind" (comics), a comic strip in British comic Buster
• Mastermind: How to Think Like Sherlock Holmes, a 2013 non-fiction book by Maria Konnikova
• The Mastermind: Drugs. Empire. Murder. Betrayal., a 2019 non-fiction book by Evan Ratliff
• Masterminds, a novel series by Gordon Korman

• Master Minds (1949 film), a 1949 American comedy film in The Bowery Boys series
• Mastermind (1976 film), a Charlie Chan spoof feature film, released in 1976
• Masterminds (1997 film), an American action comedy
• Masterminds (2013 film), a direct to DVD film
• Masterminds (2016 film), an American comedy film
• The Master Mind (1914 film), an American crime/drama film, based on a 1913 play
• The Master Mind (1920 film), a lost American silent crime drama, also based on the play
• Wallander: Mastermind, a 2005 Swedish film
• Master Mind (2015 film), an Indian Kannada-language film
• Master Mind, the working title of the 2010 American animated superhero film Megamind

• Mastermind (British game show), a British quiz show
• Mastermind India, an Indian quiz show based on the British show
• Mastermind (Irish game show), an Irish quiz show based on the British show
• Mastermind (Australian game show), an Australian version of the show
• Masterminds (Canadian TV series), a true crime documentary
• Masterminds (quiz bowl), an American TV show
• Master Minds (game show), a successor to Best Ever Trivia Show
• Mastermind (audio drama), a 2013 Doctor Who drama

• Mastermind (American band), a progressive rock band
• Dr. Mastermind, an American heavy metal band
• Herbie the Mastermind, a British DJ

• Mastermind (Tina Cousins album), 2005
• Mastermind (Monster Magnet album), 2010
• Mastermind (Rick Ross album), 2014
• Mastermind (EP), by Beast, 2010

• "Mastermind", a song by Mike Oldfield from the 1999 album The Millennium Bell
• "Mastermind", a song by Mindless Self Indulgence from the 2008 album If
• "Mastermind", a song by Megadeth from the 1997 album Cryptic Writings
• "Mastermind", a song by Deltron 3030 from the 2000 album Deltron 3030
• Mastermind (song), a song by Taylor Swift from the 2022 album Midnights
• "Mastermind", a song from Helluva Boss

• Mastermind (board game), a classic board game
• Mastermind (role variant), in the Keirsey Temperament Sorter
• Mastermind Toys, a Canadian chain of toy stores
• Mastermind School, in Dhaka, Bangladesh

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• {{look from|Master Mind}}
• Genius (disambiguation)
• Mastermind group, a peer-to-peer mentoring concept
• Criminal mastermind, or crime boss

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