| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert Fennell | Crew | Production | Producer |
 Charles Beaumont | Crew | Writing | Writer |
Fritz Leiber Jr. | Crew | Writing | Novel |
George Baxt | Crew | Writing | Writer |
Gerry Turpin | Crew | Camera | Camera Operator |
Iris Tilley | Crew | Costume & Make-Up | Hairstylist |
Jack Shampan | Crew | Art | Art Direction |
Len Shilton | Crew | Sound | Sound Recordist |
Ralph Sheldon | Crew | Editing | Editor |
Reginald H. Wyer | Crew | Camera | Director of Photography |
 Richard Matheson | Crew | Writing | Writer |
 Samuel Z. Arkoff | Crew | Production | Producer |
 Sidney Hayers | Crew | Directing | Director |
Sophie Devine | Crew | Costume & Make-Up | Costume Design |
William Alwyn | Crew | Sound | Original Music Composer |
Basil Newall | Crew | Costume & Make-Up | Makeup Artist |
Eric Bayman | Crew | Crew | Sound Recordist |
 Anthony Nicholls | Cast | Actor | Harvey Sawtelle |
 Bill Mitchell | Cast | Actor | Fred Jennings |
 Colin Gordon | Cast | Actor | Lindsay Carr |
Frank Singuineau | Cast | Actor | Truck Driver (uncredited) |
 George Roubicek | Cast | Actor | Cleaner (uncredited) |
 Janet Blair | Cast | Actress | Tansy Taylor |
Jessica Dunning | Cast | Actress | Hilda Gunnison |
Judith Stott | Cast | Actress | Margaret Abbott |
 Kathleen Byron | Cast | Actress | Evelyn Sawtelle |
 Margaret Johnston | Cast | Actress | Flora Carr |
 Norman Bird | Cast | Actor | Doctor |
 Paul Frees | Cast | Actor | Prologue Narrator (voice) (uncredited) |
 Peter Wyngarde | Cast | Actor | Norman Taylor |
 Reginald Beckwith | Cast | Actor | Harold Gunnison |
Gary Woolf | Cast | Relief Driver (uncredited) | |
| Person | Type | Job | Role(s) |
