Credits
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
Art
Arthur Lawson
Art Direction
Camera
H. A. R. Thomson
Camera Operator
Paul Beeson
Director of Photography
Costume & Make-Up
Carl Toms
Costume Design
Elsie Alder
Hairstylist
George Partleton
Makeup Artist
Mary Gibson
Wardrobe Master
Crew
Cliff Richardson
Special Effects
Robert A. Mattey
Special Effects
Directing
Doreen Soan
Script Supervisor
Editing
Chris Barnes
Editor
James Needs
Supervising Editor
Production
Peter Manley
Associate Producer
Irene Lamb
Casting
Anthony Hinds
Executive Producer
Michael Carreras
Producer, Director, Screenplay
Sound
Philip Martell
Music Supervisor
Gerard Schurmann
Original Music Composer
Roy Baker
Sound Editor
Writing
Dennis Wheatley
Novel