According to a legend, the mansion's "blue room" is cursed -- everyone who has ever spent the night in that room has met with an untimely end. The three suitors of the heroine wager that each can survive a night in the forbidding blue room.
| Directing | Kurt Neumann | Director |
| Sound | Heinz Letton | Original Music Composer |
| Editing | Philip Cahn | Editor |
| Costume & Make-Up | Vera West | Costume Design |
| Production | Carl Laemmle Jr. | Producer |
| Camera | Charles J. Stumar | Director of Photography |
| Art | Stanley Fleischer | Art Direction |
| Directing | Jay Marchant | Assistant Director |
| Production | Henry Henigson | Producer |
| Art | Harry Grundstrum | Property Master |
| Writing | Erich Philippi | Original Story |
| Sound | Abe Meyer | Music Director |
| Crew | Carl Laemmle | Presenter |
| Writing | William Hurlbut | Screenplay |
| Camera | King D. Gray | Camera Operator |
| Camera | Fred Parkinson | Grip |
| Camera | Bill Richards | Assistant Camera |
| Lighting | Tommy Valdez | Electrician |
| Sound | Gilbert Kurland | Music Supervisor |
| Sound | Heinz Roemheld | Music |
