 | Angela Pleasence als Helen |
 | Peter Vaughan als Brady |
 | Lorna Heilbron als Anne |
 | Nancy Nevinson als Hannah |
 | Ronald O'Neil als John |
| Marie-Paule Mailleux als Cora |
 | Mike Grady als Nick |
 | Raymond Huntley als Burke |
| José Ramón Larraz | Director |
| Ken Bridgeman | Art Direction |
| José Ramón Larraz | Screenplay |
| Bunty Phillips | Makeup Artist |
| Jean L. Dupuis | Producer |
| Brian Smedley-Aston | Editor |
| Stanley Miller | Screenplay |
| Trevor Wrenn | Director of Photography |
| David Campling | ADR & Dubbing |
| Alan Boast | Camera Operator |
| Bobbie Smith | Hairstylist |
| Chris Cook | Assistant Art Director |
| Trevor Carless | Sound |
| Ken Barker | Sound |
| John Scott | Original Music Composer |
| Barry McCormick | ADR & Dubbing |
| Graham V. Hartstone | Sound Re-Recording Mixer |
| Thomas Owen | Story |
