 |
Joseph Cotten as Dupin |
 |
Barbara Stanwyck as Lorna Bounty |
 |
Louis Calhern as Charles Theverner |
 |
Leslie Caron as Madeline Minot |
 |
Joe De Santis as Martin, the butler |
 |
Jim Backus as Flaherty |
 |
Margaret Wycherly as Mrs. Flynn, the housekeeper |
 |
Richard Hale as Durand, the lawyer |
 |
Nicholas Joy as Dr. Roland |
 |
Roy Roberts as Policeman |
 |
Mitchell Lewis as Zack, the waiter |
 |
Jean Inness as Landlady |
 |
Francis Pierlot as Pharmacist |
|
Melba Snowden as Party Chorus Dancer |
| Directing | Fletcher Markle | Director |
| Writing | Frank Fenton | Writer |
| Production | Stephen Ames | Producer |
| Writing | John Dickson Carr | Story |
| Sound | David Raksin | Original Music Composer |
| Editing | Newell P. Kimlin | Editor |
| Camera | George J. Folsey | Director of Photography |
| Costume & Make-Up | Walter Plunkett | Costume Design |
