| Person | Type | Job | Role(s) |
|---|---|---|---|
 Basil Kirchin | Crew | Sound | Original Music Composer |
Charles E. Parker | Crew | Costume & Make-Up | Special Effects Makeup Artist |
David Beesley | Crew | Editing | Assistant Editor |
David Worley | Crew | Camera | Focus Puller |
 Eddie Powell | Crew | Crew | Stunts |
Edward Mann | Crew | Writing | Screenplay |
Herbert Smith | Crew | Art | Art Direction |
 Jack Cardiff | Crew | Directing | Director |
Jeanne Ferber | Crew | Production | Production Secretary |
John Jay | Crew | Camera | Still Photographer |
John Lageu | Crew | Art | Assistant Art Director |
John Trumper | Crew | Editing | Editor |
Josie MacAvin | Crew | Art | Set Decoration, Set Dresser |
Mike Le Mare | Crew | Sound | Sound Editor |
Paul Beeson | Crew | Camera | Director of Photography |
Ray Sturgess | Crew | Camera | Camera Operator |
Robert D. Weinbach | Crew | Writing | Screenplay, Producer |
Robin Grantham | Crew | Costume & Make-Up | Assistant Makeup Artist |
Sally Nicholl | Crew | Production | Casting |
Gareth Tandy | Crew | Directing | Third Assistant Director |
Susie Hill | Crew | Costume & Make-Up | Hairdresser |
Doreen Soan | Crew | Directing | Continuity |
Herbert G. Luft | Crew | Production | Associate Producer |
Ray Freeborn | Crew | Directing | Second Assistant Director |
Lynda Levy | Crew | Production | Production Secretary |
Ted Karnon | Crew | Sound | Sound Mixer |
Russ Woolnough | Crew | Editing | First Assistant Editor |
Kay Freeborn | Crew | Costume & Make-Up | Assistant Makeup Artist |
Peter Bond | Crew | Sound | Assistant Sound Editor |
Paul Vachon | Crew | Costume & Make-Up | Wardrobe Master |
Bob Devine | Crew | Art | Construction Manager |
Danny Daniel | Crew | Sound | Sound Recordist |
Brad Harris | Crew | Production | Associate Producer |
 J. Ronald Getty | Crew | Production | Executive Producer |
Alfred W. Marcus | Crew | Production | Production Manager |
John May | Crew | Lighting | Electrician |
Jack Smith | Crew | Production | Production Supervisor |
Ray Tranter | Crew | Production | Production Accountant |
Joanna Wright | Crew | Costume & Make-Up | Wardrobe Assistant |
Stan Haines | Crew | Sound | Boom Operator |
Brian Dunbar | Crew | Directing | Assistant Director |
Brian Ford | Crew | Sound | Sound Mixer |
Mike Hope | Crew | Crew | Special Effects |
 Brad Harris | Cast | Actor | Brian Redford |
 Donald Pleasence | Cast | Actor | Professor Nolter |
 Eithne Dunne | Cast | Actress | Nurse |
 Fran Fullenwider | Cast | Actress | Fat lady |
 Jill Haworth | Cast | Actress | Lauren |
Joan Scott | Cast | Actress | Landlady |
 Julie Ege | Cast | Actress | Hedi |
 Lisa Collings | Cast | Actress | Prostitute |
 Michael Dunn | Cast | Actor | Burns |
 Olga Anthony | Cast | Actress | Bridget |
 Richard Davies | Cast | Actor | Doctor |
 Tom Baker | Cast | Actor | Lynch |
 Scott Antony | Cast | Actor | Tony |
Orla Pederson | Cast | Actor | Human Pincushion |
Toby Lennon | Cast | Actor | Tramp |
 Jill Goldston | Cast | Actress | Girl at Carnival Freakshow (uncredited) |
Bob Bura | Cast | Fire Eater | |
Fay Bura | Cast | Bearded Lady | |
John Wireford | Cast | Policeman | |
Tony Mayne | Cast | Dwarf Tony | |
Molly Tweedlie | Cast | Dwarf Molly | |
Kathy Kitchen | Cast | Midget Kathy | |
Lesley Roose | Cast | Skinny Lady | |
Madge Garnett | Cast | Monkey Woman | |
Willie Ingram | Cast | Popeye | |
Esther Blackmon | Cast | Alligator Girl | |
Hugh Baily | Cast | Pretzel Boy | |
Félix Duarte | Cast | Frog Boy | |
| Person | Type | Job | Role(s) |
