| Person | Type | Job | Role(s) |
|---|---|---|---|
 Adrian | Crew | Costume & Make-Up | Costume Design |
 Anton Grot | Crew | Art | Art Direction |
Bernard Newman | Crew | Costume & Make-Up | Costume Design |
 Curtis Bernhardt | Crew | Directing | Director |
 Franz Waxman | Crew | Sound | Original Music Composer |
Fred M. MacLean | Crew | Art | Set Decoration |
Herschel Daugherty | Crew | Sound | Dialogue Editor |
 Jack L. Warner | Crew | Production | Executive Producer |
 Jerry Wald | Crew | Production | Producer |
Joseph A. Valentine | Crew | Camera | Director of Photography |
 Leo F. Forbstein | Crew | Sound | Music Director |
Leonid Raab | Crew | Sound | Orchestrator |
Perc Westmore | Crew | Costume & Make-Up | Makeup Artist |
 Ranald MacDougall | Crew | Writing | Screenplay |
 Rita Weiman | Crew | Writing | Story |
Robert B. Lee | Crew | Sound | Sound |
 Robert Burks | Crew | Crew | Special Effects |
 Rudi Fehr | Crew | Editing | Editor |
Silvia Richards | Crew | Writing | Screenplay |
William C. McGann | Crew | Crew | Special Effects |
 Clifton Young | Cast | Actor | Intern |
 Don McGuire | Cast | Actor | Dr. Craig - Dr. Willard's asst. |
 Douglas Kennedy | Cast | Actor | District Attorney at inquest |
 Erskine Sanford | Cast | Actor | Dr. Sherman - Graham's physician at inquest |
 Geraldine Brooks | Cast | Actress | Carol Graham |
 Griff Barnett | Cast | Actor | Coroner |
Isabel Withers | Cast | Actress | Nurse Rosen |
Jakob Gimpel | Cast | Walter Sveldon - pianist | |
 Joan Crawford | Cast | Actress | Louise Howell |
 John Ridgely | Cast | Actor | Chief investigator of drowning |
 Lisa Golm | Cast | Actress | Elsie - Graham's maid in DC |
 Monte Blue | Cast | Actor | Norris - lake house caretaker |
 Moroni Olsen | Cast | Actor | Dr. Ames - Mrs. Smith's psychiatrist |
 Peter Miles | Cast | Actor | Wynn Graham |
 Raymond Massey | Cast | Actor | Dean Graham |
 Rory Mallinson | Cast | Actor | Coroner's assistant |
 Stanley Ridges | Cast | Actor | Dr. Willard |
 Van Heflin | Cast | Actor | David Sutton |
| Person | Type | Job | Role(s) |
