Seed of Destruction/Credits

Cast

 * Commander John Koenig - Martin Landau
 * Doctor Helena Russell - Barbara Bain
 * Maya - Catherine Schell
 * Tony Verdeschi - Tony Anholt
 * Alan Carter - Nick Tate
 * Sandra Benes - Zienia Merton
 * Doctor Ben Vincent - Jeffery Kissoon
 * Cranston - Martha Nairn
 * Guards - Jack Klaff and James Leith
 * Creature - Albin Pahernik
 * Command Center Operative P Rose - Pam Rose
 * Command Center Operative Peter Reeves - Robert Reeves
 * Command Center Operative G Allen - Glenda Allen
 * Command Center Operative
 * Security Guard Pierce Quinton - Quentin Pierre
 * Medical Centre patient - Jenny Cresswell
 * Voice of Kalthon

Cast

 * Directed by Kevin Connor
 * Written by John Goldsmith
 * Produced by Gerry Anderson, Fred Freiberger and F. Sherwin Green
 * Music by Derek Wadsworth
 * Cinematography by Frank Watts
 * Film Editing by Mike Campbell
 * Casting By Lesley De Pettit (as Lesley de Pettitt)
 * Production Design by Keith Wilson
 * Costume Design by Emma Porteous

Makeup Department

 * Jan Dorman: Hairdresser
 * Jeanette Freeman: Hairdresser (as Jeannette Freeman)
 * Basil Newall: Makeup artist
 * Connie Reeve: Makeup artist

Production Management

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Donald Toms 	... production manager

Second Unit Director or Assistant Director

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Ken Baker 	... assistant director

David Lane 	... second unit director (uncredited)

Art Department

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Michael Ford 	... assistant art director

Bill Waldron 	... construction manager

Sound Department

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Roy Baker 	... sound supervisor

Jack T. Knight 	... sound editor

Brian Marshall 	... sound recordist

Peter Pennell 	... sound editor

Special Effects by

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Nick Allder 	... lighting cameraman

Michael S.E. Downing 	... electronics

Brian Johnson 	... special effects designer / special effects director

David Litchfield 	... camera operator

Andrew Kelly 	... model maker (uncredited)

Camera and Electrical Department

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Neil Binney 	... camera operator

John May 	... gaffer (uncredited)

Costume and Wardrobe Department

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Eileen Sullivan 	... wardrobe

Music Department

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Alan Willis 	... music editor

Script and Continuity Department

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Doreen Soan 	... continuity

Transportation Department

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Ray Atkins 	... driver (uncredited)

Steve Smith 	... driver (uncredited)

Doug Wetherley 	... driver (uncredited)

Additional Crew

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Terence Connors 	... financial director

Reg Hill 	... production executive

David Lane 	... technical director