 | Helmut Dantine als Dr. Eric Ryder |
 | Andrea King als Brooke Gifford Ryder |
 | William Prince als David G. MacKellar, Louise's Lawyer |
 | John Alvin als Carl, Emma's Son |
 | Becky Brown als Genevieve Calvin |
 | Richard Erdman als Joe, Counterman at Owl Lunch |
 | Peggy Knudsen als Louise Ryder, Eric's Ex |
 | Don McGuire als Johnnie, MacKellar's Photographer |
 | Lisa Golm als Emma, Eric's Sister |
 | Larry Geiger als Philip Ryder, Eric's Son |
 | Monte Blue als Mike, Police Lieutenant |
 | J. Scott Smart als Timothy Freeman |
 | Leah Baird als Mrs. Calvin, Genevieve's Mother |
| Lottie Williams als Sarah, Calvin's Maid |
 | Paul Stanton als Dr. Nelson Norris |
 | Elvira Curci als Police Matron |
 | Paul Harvey als Howard K. Brooks |
| Joseph Santley | Director |
| Virginia Perdue | Novel |
| Whitman Chambers | Screenplay |
| C. Graham Baker | Screenplay |
| William Jacobs | Producer |
| Jack L. Warner | Executive Producer |
| Adolph Deutsch | Original Music Composer |
| Bert Glennon | Director of Photography |
| Christian Nyby | Editor |
| Paul Detlefsen | Matte Painter |
| Hugh Reticker | Art Direction |
| Bertram Tuttle | Supervising Art Director |
| Clarence Steensen | Set Decoration |
| Perc Westmore | Makeup Artist |
| William Kissell | Assistant Director |
| Charles Lang | Sound |
| Gordon M. Davis | Sound Re-Recording Mixer |
| E. Kenneth Martin | Sound Re-Recording Mixer |
| Edwin B. DuPar | Special Effects |
| Harry Barndollar | Special Effects |
| Russell Collings | Special Effects |
| Mario Larrinaga | Matte Painter |
| George Gordon Nogle | Additional Camera |
| Milo Anderson | Costume Design |
| James Leicester | Editorial Services |
| Murray Cutter | Orchestrator |
| Leo F. Forbstein | Music Director |
| Charles David Forrest | Sound Mixer |
