Ex-Army officer Jameson takes a job a prison guard at San Quentin. Joe, the brother of his new girlfriend May, is sentenced to the prison for robbery. When Jameson tries to separate lawbreakers from hardened criminals, badguy Hansen tries to stir up trouble by telling Joe about Jameson's interest in his sister.
Is San Quentin on Netflix? Unfortunately the movie San Quentin is not yet available on Netflix.
| Writing | Robert Tasker | Story |
| Writing | John Bright | Story |
| Writing | Humphrey Cobb | Screenplay |
| Directing | Lloyd Bacon | Director |
| Writing | Peter Milne | Screenplay |
| Art | Esdras Hartley | Art Direction |
| Editing | William Holmes | Editor |
| Camera | Sidney Hickox | Director of Photography |