Cast & crew
Once a Sinner (1931)
Directed by Guthrie McClintic Written by George Middleton
Cast
| Dorothy Mackaill | Barry |
| Joel McCrea | Tommy |
| John Halliday | Kent Johns |
| C. Henry Gordon | Ratoff |
| George Brent | Brent |
| Ilka Chase | Kitty |
| Clara Blandick | Mason |
| Myra Hampton | Nolan |
| Sally Blane | Paterson - Exobiologist |
| Nanette Faro | Marie-Lou Fontaine |
Crew
| George Middleton | Writer |
| Guthrie McClintic | Director |