| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alban Streeter | Crew | Sound | Sound Editor |
Arthur Grant | Crew | Camera | Director of Photography |
 Bernard Robinson | Crew | Art | Production Design |
Don Mingaye | Crew | Art | Art Direction |
Don Weeks | Crew | Production | Production Manager |
Frieda Steiger | Crew | Costume & Make-Up | Hairstylist |
George Baxt | Crew | Writing | Writer |
Harry Oakes | Crew | Camera | Focus Puller |
Jack Curtis | Crew | Lighting | Electrician |
James Needs | Crew | Editing | Supervising Editor |
Jock May | Crew | Sound | Sound Recordist |
 John Gilling | Crew | Directing | Director |
John Peverall | Crew | Directing | Assistant Director |
Jon Penington | Crew | Production | Producer |
Len Harris | Crew | Camera | Camera Operator |
Les Bowie | Crew | Crew | Special Effects |
 Míkis Theodorakis | Crew | Sound | Original Music Composer, Conductor |
Molly Arbuthnot | Crew | Costume & Make-Up | Wardrobe Supervisor |
Roy Ashton | Crew | Costume & Make-Up | Makeup Artist |
Stuart Lyons | Crew | Production | Casting, Casting Director |
 Yvonne Blake | Crew | Costume & Make-Up | Assistant Costume Designer |
John Pomeroy | Crew | Editing | Editor |
Ian Scoones | Crew | Crew | Special Effects Assistant |
Tilly Day | Crew | Directing | Continuity |
Dominic Fulford | Crew | Directing | Second Assistant Director |
Ken Cameron | Crew | Sound | Sound Recordist |
Peter Allchorne | Crew | Art | Props |
Tom Edwards | Crew | Camera | Still Photographer |
Arthur Banks | Crew | Art | Construction Manager |
Jack Cooper | Crew | Crew | Stunts |
 Alan Wheatley | Cast | Actor | Inspector Rowles |
 Andrew Crawford | Cast | Actor | Andrew |
 André Morell | Cast | Actor | Walter Venable |
 Barbara Shelley | Cast | Actress | Beth Venable |
 Catherine Lacey | Cast | Actress | Ella Venable |
 Conrad Phillips | Cast | Actor | Michael Latimer |
 Freda Jackson | Cast | Actress | Clara, the Maid |
 Henry Kendall | Cast | Actor | The Doctor (uncredited) |
John Dearth | Cast | Actor | Constable Hamer (uncredited) |
 Kevin Stoney | Cast | Actor | Father (uncredited) |
 Kynaston Reeves | Cast | Actor | The Grandfather |
 Richard Warner | Cast | Actor | Edgar Venable |
 Vanda Godsell | Cast | Actress | Louise Venable |
Vera Cook | Cast | Actress | The Mother (uncredited) |
 William Lucas | Cast | Actor | Jacob Venable |
George Doonan | Cast | Ambulance Man (uncredited) | |
Angela Crow | Cast | Actress | The Daughter (uncredited) |
Peter Evans | Cast | Constable (uncredited) | |
Howard Knight | Cast | Actor | The Son (uncredited) |
Charles Stanley | Cast | Dobbins (uncredited) | |
 Rodney Burke | Cast | Actor | Workman (uncredited) |
| Person | Type | Job | Role(s) |
