- Country: USA
- Genres: Action, Comedy, Crime
- Release: 1937-12-10
- Director: Sam Katzman
- Writers: Basil Dickey
- Language: English
- Stars: Bruce Bennett , Joan Barclay , Monte Blue , Jack Mulhall , Vivien Oakland , Jimmy Aubrey , Fuzzy Knight , Henry Roquemore , Edward Earle , Forrest Taylor
- Runtime: 60 min
- Awards: N/A
- AKA: L'amateur gangster (France, French Republic) , Amateur Crook (United States of America) , Amateur Crook , Crooked But Dumb (United Kingdom) , Amateur gangster (Belgium) , Jewel Thief (United States of America)
- Plot: Jerry Cummings, a mining engineer, has pledged a large diamond on a short-term note to a pair of crooked loan sharks, Crone and Jan Jaffin, and heads for Mexico. His daughter Betsy, posing as a jewel thief called Mary Layton, is working to keep the crooks from absconding with the jewel, and her efforts are hindered greatly by an artist, Jimmy Baxter, who thinks she is a crook and Crone and Jaffin the good guys.
- IMDB:tt0028574
Amateur Crook Cast · · · ALL
Sam Katzman
Director
Bruce Bennett
Jimmy Baxter
Joan Barclay
Betsy Cummings, alias Mary Layton
Monte Blue
Crone
Jack Mulhall
Jan Jaffin
Vivien Oakland
Mrs. Flint, Landlady
Jimmy Aubrey
Ben Armand, Junk Dealer
Fuzzy Knight
Jape, the Gas-Station Attendant
Henry Roquemore
Judge Ephraim
Edward Earle
Deputy Jonas
Forrest Taylor
Jerry Cummings
Fern Emmett
Sarah, Ephraim's Wife
Samuel Adams
Policeman
Charles Williams
Drunk Witness