Penitentiary
- Taon: 1938
- Bansa: United States of America
- Genre: Action, Crime, Drama, Romance
- Studio: Columbia Pictures
- Keyword: prison, based on novel or book, gangster, prison warden, b movie, district attorney, defense attorney, prison break
- Direktor: John Brahm
- Cast: Walter Connolly, John Howard, Jean Parker, Robert Barrat, Marc Lawrence, Arthur Hohl