Cast & crew
The Psychopath (1966)
Directed by Freddie Francis Written by Robert Bloch
Cast
| Don Borisenko | Donald Kessler |
| Robert Crewdson | Ledoux |
| Patrick Wymark | Holloway |
| Margaret Johnston | Landschaftskonsulent Sturm |
| John Standing | Mark |
| Alexander Knox | Saville |
| Judy Huxtable | Saville |
| Thorley Walters | Roth |
| Colin Gordon | Glyn |
| Harold Lang | Sheila Briggs |
| Tim Barrett | Morgan O'Mally |
| Frank Forsyth | Tucker McElroy |
| Olive Gregg | Mary Bennett |
| Gina Gianelli | Gina |
| Peter Diamond | Junk |
| John Harvey | Lutger Reinhardt |
Crew
| Milton Subotsky | Producer |
| Robert Bloch | Writer |
| Freddie Francis | Director |
| Elisabeth Lutyens | Original Music Composer |
| Ted Wallis | Production Manager |
| Max Rosenberg | Producer |
| John Wilcox | Director of Photography |
| Scott Slimon | Set Decoration |
| Ted Samuels | Special Effects |
| Jill Carpenter | Makeup Artist |
| William Constable | Art Direction |
| Philip Martell | Conductor |
| Oswald Hafenrichter | Editor |
| Mary Gibson | Wardrobe Supervisor |
| Henry Montsash | Hairstylist |