"A horror movie star returns to his famous role after years in a mental institution. But the character seems to be committing murders independent of his will."
Vincent Price
as Paul Toombes
Peter Cushing
as Herbert Flay
Robert Quarry
as Oliver Quayle
Adrienne Corri
as Faye
Linda Hayden
as Elizabeth Peters
Natasha Pyne
as Julia Wilson
Michael Parkinson
as T.V. Interviewer
Barry Dennen
as Gerry Blount
Ellis Dayle
as Alfred Peters (as Ellis Dale)
Catherine Willmer
as Louise Peters
Jenny Lee Wright
as Carol Clayton
Julie Crosthwaite
as Ellen
John Garrie
as Inspector Harper
Ian Thompson
as Bradshaw
Peter Halliday
as Psychiatrist
Basil Rathbone
as Basil (archive footage)
Boris Karloff
as (archive footage)
Hyma Beckley
as Passenger on Quayside (uncredited)
George Blackler
as George the Make-Up Artist (uncredited)
Robert Cawdron
as CID Inspector (uncredited)
Michael Craze
as Reporter (uncredited)
David Jackson
as Police Sergeant (uncredited)
Patrick Jordan
as Ship's Steward (uncredited)
Earl Rhodes
as Boy Fishing (uncredited)
Pam Rose
as Pretty Blonde (uncredited)
Christopher Sandford
Reg Thomason
as Hollywood Party Guest (uncredited)
Max Rosenberg
Producer
Greg Morrison
Screenplay
Milton Subotsky
Jim Clark
Director
Ken Levison
Samuel Z. Arkoff
Executive Producer
Clive Smith
Editor
Bill Waldron
Construction Manager
Ray Parslow
Cinematography
John Dark
Associate Producer
Rose Tobias Shaw
Casting
Makeup Artist
John Siddall
Assistant Art Director
Douglas Gamley
Music
Ken Coles
Camera Operator
Tony Curtis
Art Direction
Helen Lennox
Hairdresser
Pat Green
Production Manager
Allan James
First Assistant Director
Roy Spencer
Special Effects
Peter Horrocks
Sound Editor
Nigel Wooll
Second Assistant Director
Norman Kerss
Ruggero Salvadori
Danny Daniel
Sound Recordist
Ian Smith
Clapper Loader
Michael Green
Third Assistant Director
Gerry Humphreys
Dulcie Midwinter
Wardrobe Master
Lorna Selwyn
Continuity