 | Orson Welles als Mr. Cato |
 | Pamela Franklin als Lori Brandon |
 | Lee Purcell als Priscilla |
 | Michael Ontkean als Frank Brandon |
 | Harvey Jason als Dr. Jay |
 | Lisa James als Georgette |
 | Sue Bernard als Nancy |
 | Carl Solomon als Black Sabbath Member |
| Bert I. Gordon | Director |
| Bert I. Gordon | Writer |
| Bert I. Gordon | Producer |
| Sidney L. Caplan | Executive Producer |
| Robert J. Stone | Executive Producer |
| Fred Karger | Original Music Composer |
| Winton C. Hoch | Director of Photography |
| John B. Woelz | Editor |
| Frank Paul Sylos | Art Direction |
| Robert De Vestel | Set Decoration |
| William Tuttle | Makeup Effects |
| Bert Gold | Production Manager |
| Don Schoenfeld | Makeup Artist |
| Lynn Del Kail | Hairstylist |
