Directed by
| Reginald Le Borg | ||
Writing Credits
| Guy de Maupassant | ... | (stories) |
| Robert E. Kent | ... | (written by) |
Cast (in credits order) verified as complete
| Vincent Price | ... | Magistrate Simon Cordier | |
| Nancy Kovack | ... | Odette Mallotte | |
 |
Chris Warfield | ... | Paul Duclasse |
| Elaine Devry | ... | Jeanne D'Arville | |
| Ian Wolfe | ... | Pierre | |
| Stephen Roberts | ... | Police Captain Robert Rennedon | |
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Lewis Martin | ... | Father Raymonde |
| Mary Adams | ... | Louise | |
| Edward Colmans | ... | Andre D'Arville | |
| Nelson Olmsted | ... | Dr. Borman | |
| Harvey Stephens | ... | Louis Girot | |
| Dick Wilson | ... | Martin | |
|
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Wayne Collier | ... | Arguing Cafe Couple |
|
|
Gloria Clark | ... | Arguing Cafe Couple |
| Don Brodie | ... | Marcel the Postman | |
|
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George Sawaya | ... | Wagon Driver |
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Joseph Del Nostro Jr. | ... | Coachman |
| Joseph Ruskin | ... | The Horla (voice) | |
| Rest of cast listed alphabetically: | |||
| Sayre Dearing | ... | Man at Art Gallery (uncredited) | |
| Stuart Holmes | ... | Magistrate (uncredited) | |
Produced by
| Robert E. Kent | ... | producer |
| Edward Small | ... | producer |
Music by
| Richard LaSalle | ||
Cinematography by
| Ellis W. Carter | ||
Editing by
| Grant Whytock | ||
Art Direction by
| Daniel Haller | ||
Set Decoration by
| Victor A. Gangelin | ||
Costume Design by
| Marjorie Corso | ||
Makeup Department
| Ted Coodley | ... | makeup artist |
| Carmen Dirigo | ... | hair stylist |
Production Management
| Joseph Small | ... | production manager |
Second Unit Director or Assistant Director
| Al Westen | ... | assistant director |
Art Department
| Lowell Grant | ... | sculptor |
| Irving W. Sindler | ... | property master |
Sound Department
| Alfred R. Bird | ... | sound effects editor |
| Ralph Butler | ... | sound |
Special Effects by
| Norman Breedlove | ... | special effects |
Music Department
| Edna Bullock | ... | music editor |
Script and Continuity Department
| Jane Ficker | ... | script supervisor |
