A tough cop meets his match when he has to guard a gangster's widow on a tense train ride.
| Directing | Richard Fleischer | Director |
| Camera | George E. Diskant | Director of Photography |
| Writing | Martin Goldsmith | Story |
| Writing | Earl Felton | Screenplay |
| Writing | Jack Leonard | Story |
| Production | Stanley Rubin | Producer |
| Editing | Robert Swink | Editor |
| Art | Darrell Silvera | Set Decoration |
| Art | Jack Okey | Art Direction |
| Art | Albert S. D'Agostino | Art Direction |
| Costume & Make-Up | Adele Balkan | Costume Design |
| Sound | Clem Portman | Sound |
| Directing | William Dorfman | Assistant Director |
| Sound | Francis M. Sarver | Sound |
| Art | William Stevens | Set Decoration |
| Directing | William Cameron Menzies | Co-Director |
