Moth and Rust

{{short description|1921 film}}

{{Use dmy dates|date=June 2016}}

{{Use British English|date=June 2016}}

{{Infobox film

| name = Moth and Rust

| image =

| caption =

| director = Sidney Morgan

| producer =

| writer = Sidney Morgan

| starring = Sybil Thorndike
Malvina Longfellow
Langhorn Burton
Cyril Raymond

| music =

| cinematography =

| editing =

| studio = Progress Films

| distributor = Butcher's Film Service

| released = {{Film date|1921|11|ref1=Low p.413}}

| runtime =

| country = United Kingdom

| language = Silent
English intertitles

| budget =

}}

Moth and Rust is a 1921 British silent drama film directed by Sidney Morgan and starring Sybil Thorndike, Malvina Longfellow and Langhorn Burton.