Directed by
| Crane Wilbur | ... | (directed by) |
Writing Credits
| Crane Wilbur | ... | (screen story by) |
| Crane Wilbur | ... | (screenplay by) |
| Mary Roberts Rinehart | ... | (based on the play by) and |
| Avery Hopwood | ... | (based on the play by) |
Cast (in credits order) verified as complete
| Vincent Price | ... | Dr. Malcolm Wells | |
| Agnes Moorehead | ... | Cornelia van Gorder | |
| Gavin Gordon | ... | Lt. Andy Anderson | |
| John Sutton | ... | Warner - The Chauffeur | |
| Lenita Lane | ... | Lizzie Allen | |
| Elaine Edwards | ... | Dale Bailey | |
| Darla Hood | ... | Judy Hollander | |
| John Bryant | ... | Mark Fleming | |
| Harvey Stephens | ... | John Fleming | |
 |
Mike Steele | ... | Victor Bailey |
| Riza Royce | ... | Jane Patterson | |
| Robert B. Williams | ... | Detective Davenport | |
| Rest of cast listed alphabetically: | |||
|
|
William Janssen | ... | Clerk (uncredited) |
|
|
Virginia Linden | ... | Customer (uncredited) |
Produced by
| C.J. Tevlin | ... | producer (produced by) |
Music by
| Louis Forbes | ... | (musical score by) |
Cinematography by
| Joseph F. Biroc | ... | director of photography (as Joseph Biroc) |
Editing by
| William Austin | ... | film editor |
Art Direction by
| Dave Milton | ... | (as David Milton) |
Set Decoration by
| Rudy Butler | ||
Makeup Department
| Kiva Hoffman | ... | makeup artist |
Production Management
| Edward Morey Jr. | ... | production manager |
Second Unit Director or Assistant Director
| Cliff P. Broughton | ... | assistant director (as Clifford Broughton) |
| Arthur M. Broidy | ... | assistant director (uncredited) |
Art Department
| Ted Mossman | ... | property master |
| James West | ... | construction supervisor |
Sound Department
| Ralph Butler | ... | sound recording engineer |
| Charles G. Schelling | ... | sound editor (as Charles Schelling) |
Special Effects by
| Augie Lohman | ... | special effects (uncredited) |
Camera and Electrical Department
| Don Hoye | ... | best boy (uncredited) |
| Harry Lewis | ... | grip (uncredited) |
| Phil Rand | ... | assistant camera (uncredited) |
Costume and Wardrobe Department
| Norah Sharpe | ... | wardrobe |
| Roger J. Weinberg | ... | wardrobe |
Music Department
| Neil Brunnenkant | ... | music editor |
| Alvino Rey | ... | musician: 'The Bat' theme |
Script and Continuity Department
| Virginia Mazzuca | ... | set continuity |
Additional Crew
| Collin Kemper | ... | producer: stage play (as Kemper) |
| Adam W. Wagenhals | ... | producer: stage play (as Wagenhals) |
| Betty Rehm | ... | production secretary (uncredited) |
