 | Paul Lukather als Dr. Gil Harding |
 | Joan Harvey als Dina Paris |
 | James Noah als Vernon Paris (as James Stapleton) |
 | Irish McCalla als Holly |
 | Barry Gordon als Skeet |
 | Ted Otis als Dr. Ross Compton |
 | Laurence Haddon als Lt. Syms |
 | Elaine Martone als Eileen Hunter |
| George Sawaya als Tony Wilder |
 | Sally Kellerman als Sue |
 | Michael Rye als George Britton |
| Michael Du Pont als Dr. Ken Fry |
| David Kramer als Carnival Barker |
| Newt Arnold | Writer |
| Newt Arnold | Producer |
| Newt Arnold | Director |
| Michael Du Pont | Producer |
| Richard LaSalle | Original Music Composer |
| Maurice Renard | Novel |
| Vernon Keays | Production Manager |
| Bert Honey | Editor |
| James Stone | Camera Operator |
| Theobold Holsopple | Art Direction |
| John Sturtevant | Set Decoration |
| Charles Gemora | Makeup Artist |
| Bud Clark | Wardrobe Master |
| Ruth Hancock | Wardrobe Master |
| Lorraine Roberson | Hairstylist |
| Lee Osborne | Music Editor |
| Arthur Cornell | Sound Effects Editor |
| George J. Eppich | Sound Effects Editor |
| Jack C. May | Assistant Editor |
| Diana N. Loomis | Script Supervisor |
| Victor B. Appel | Sound Mixer |
| George Marquenie | Gaffer |
| Tommy Thompson | Key Grip |
| Richard Brandow | Property Master |
| Sally Hamilton | Production Secretary |
| Howard A. Anderson | Special Effects |
| Henry Cronjager Jr. | Director of Photography |
| Richard LaSalle | Conductor |
