Cast
Eric Porter
Lansen
Hildegard Knef
Eva Peters
Suzanna Leigh
Unity Webster
Tony Beckley
Harry Tyler
Jimmy Hanley
Patrick, the bartender
James Cossins
Nick, chief engineer
Reg Lye
The Helmsman
Ben Carruthers
Ricaldi
Nigel Stock
Dr. Webster
Neil McCallum
First Officer Hemmings
Donald Sumpter
Sparks, the Radioman
Victor Maddern
The Mate
Michael Ripper
The One-Eyed Crewman
Dana Gillespie
Sara
Darryl Read
El Supremo
Eddie Powell
The Inquisitor
Crew
Michael Carreras
Producer
(Production)
Gerard Schurmann
Original Music Composer
(Sound)
Paul Beeson
Director of Photography
(Camera)
Chris Barnes
Editor
(Editing)
Michael Carreras
Director
(Directing)
Michael Carreras
Screenplay
(Writing)
Dennis Wheatley
Novel
(Writing)
Peter Manley
Associate Producer
(Production)
George Partleton
Makeup Artist
(Costume & Make-Up)
Doreen Soan
Script Supervisor
(Directing)
Philip Martell
Music Supervisor
(Sound)
Carl Toms
Costume Design
(Costume & Make-Up)
Arthur Lawson
Art Direction
(Art)
Cliff Richardson
Special Effects
(Crew)
Elsie Alder
Hairstylist
(Costume & Make-Up)
Roy Baker
Sound Editor
(Sound)
Irene Lamb
Casting
(Production)
H. A. R. Thomson
Camera Operator
(Camera)
Robert A. Mattey
Special Effects
(Crew)
Mary Gibson
Wardrobe Master
(Costume & Make-Up)
Anthony Hinds
Executive Producer
(Production)
James Needs
Supervising Editor
(Editing)