A woman wakes up in the middle of the night on board a train, but she can't remember how she got there. Danger and suspense ensue.
| Directing | Douglas Sirk | Director |
| Writing | St. Clair McKelway | Screenplay |
| Writing | Leo Rosten | Screenplay |
| Writing | Leo Rosten | Novel |
| Production | Ralph Cohn | Producer |
| Production | Charles "Buddy" Rogers | Producer |
| Sound | Rudy Schrager | Original Music Composer |
| Camera | Joseph A. Valentine | Director of Photography |
| Editing | Lynn Harrison | Editor |
| Art | William Ferrari | Art Direction |
| Art | Howard Bristol | Set Decoration |
| Production | Mary Pickford | Producer |
| Production | Harold Greene | Associate Producer |
| Production | Robert M. Beche | Production Manager |
| Directing | Clarence Eurist | Assistant Director |
