Full Credits
27 members

Vincent Price
Paul Toombes

Peter Cushing
Herbert Flay

Robert Quarry
Oliver Quayle

Adrienne Corri
Faye

Linda Hayden
Elizabeth Peters

Natasha Pyne
Julia Wilson

Michael Parkinson
TV Interviewer

Barry Dennen
Gerry Blount
Ellis Dale
Alfred Peters

Catherine Willmer
Louise Peters
Jenny Lee Wright
Carol Clayton

Julie Crosthwaite
Ellen
Ian Thompson
Bradshaw

John Garrie
Inspector Harper

Peter Halliday
Psychiatrist

Basil Rathbone
Basil (archive footage)

Boris Karloff
(archive footage)
Hyma Beckley
Passenger on Quayside (uncredited)
George Blackler
George the Make-Up Artist (uncredited)
Robert Cawdron
CID Inspector (uncredited)

Michael Craze
Reporter (uncredited)

David Jackson
Police Sergeant (uncredited)

Patrick Jordan
Ship's Steward (uncredited)
Earl Rhodes
Boy Fishing (uncredited)
Pam Rose
Pretty Blonde (uncredited)

Christopher Sandford
Reporter (uncredited)
Reg Thomason
Hollywood Party Guest (uncredited)
30 members
Jim Clark
Director
Allan James
First Assistant Director
Nigel Wooll
Second Assistant Director
Michael Green
Third Assistant Director
Lorna Selwyn
Continuity
Greg Morrison
Screenplay
Ken Levison
Screenplay
Max Rosenberg
Producer
Milton Subotsky
Producer
Samuel Z. Arkoff
Executive Producer
John Dark
Associate Producer
Rose Tobias Shaw
Casting
Pat Green
Production Manager
Ruggero Salvadori
Production Manager
Ken Coles
Camera Operator
Ian Smith
Clapper Loader
Douglas Gamley
Music
Peter Horrocks
Sound Editor
Danny Daniel
Sound Recordist
Gerry Humphreys
Sound Recordist
Bill Waldron
Construction Manager
John Siddall
Assistant Art Director
Tony Curtis
Art Direction
George Blackler
Makeup Artist
Helen Lennox
Hairdresser
Dulcie Midwinter
Wardrobe Master
Clive Smith
Editor
Ray Parslow
Cinematography
Roy Spencer
Special Effects
Norman Kerss
Special Effects