Credits
Cast

Roy Thinnes
Colonel Glenn Ross

Ian Hendry
John Kane

Patrick Wymark
Jason Webb

Lynn Loring
Sharon Ross

Loni von Friedl
Lisa Hartmann
Franco De Rosa
Paulo Landi

George Sewell
Mark Neuman

Ed Bishop
David Poulson

Philip Madoc
Dr. Pontini

Vladek Sheybal
Psychiatrist
George Mikell
Captain Ross

Herbert Lom
Doctor Hassler

Nicholas Courtney
Data Analyst
Peter van Dissel
Mallory
Jon Kelley
Nurse
Art
Bob Bell
Art Direction
Chris Burke
Assistant Art Director
Philip Bawcombe
Assistant Art Director
Camera
Godfrey A. Godar
Camera Operator
John Read
Director of Photography
Costume & Make-Up
Barbara Ritchie
Hairstylist
Geoffrey Rodway
Makeup Artist
Gloria Barnes
Wardrobe Master
Elsa Fennell
Wardrobe Supervisor
Directing
John O'Connor
Assistant Director
Joan Davis
Continuity

Robert Parrish
Director
Editing
Margaret Miller
Assistant Editor
Len Walter
Editor
Production
Ernest Holding
Associate Producer
Ivo Nightingale
Location Manager

Gerry Anderson
Producer, Story, Screenplay
Brian Burgess
Production Manager
Julie Leighton-White
Production Secretary
Sound

Barry Gray
Original Music Composer
John Peverill
Sound Editor
Ken Rawkins
Sound Recordist
Ted Karnon
Sound Recordist
Visual Effects

Derek Meddings
Visual Effects Director
Writing
Donald James
Screenplay

Sylvia Anderson
Story, Screenplay, Producer