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.
Actors movie: San Quentin
- Mickey Callahan (as James Robbins)
- 'Sailor Boy' Hansen (as Joseph Sawyer)
- Lt. Druggin
- Joe 'Red' Kennedy
- Capt. Stephen Jameson