| Episode | Credits | Transcript |
Cast[]
- Martin Landau as Commander John Koenig
- Barbara Bain as Doctor Helena Russell
- Catherine Schell as Maya
- Tony Anholt as Tony Verdeschi
- Nick Tate as Alan Carter
- Karl Held as Jerry Travis
- Nadim Sawalha as Zoran
- Alibe Parsons as Alibe
- John Hug as Bill Fraser
- Sam Dastor as Doctor Ed Spencer
- Roy Boyd as Joe Lustig
- Walter McMonagle as Les Johnson
- Hal Galili as Voice
- Robert Reeves as Command Center Operative Peter Reeves
- Jenny Cresswell as Technician L Picard
- Quentin Pierre as Security Guard Pierce Quinton
- Jack Klaff as Guard
- Harry Fielder as Survey Alphan[1]
Crew[]
- Directed by Bob Brooks
- Written by Johnny Byrne
- Produced by Gerry Anderson (Producer), Fred Freiberger (Producer), F. Sherwin Green (Associate producer)
- Music by Derek Wadsworth
- Cinematography by Frank Watts
- Film Editing by Mike Campbell
- Casting by Lesley De Pettit(Credited as Lesley de Pettitt)
- Production Design by Keith Wilson
- Costume Design by Emma Porteous
- Hairdressers: Jan Dorman and Jeanette Freeman (Credited as Jeannette Freeman)
- Makeup Artists: Basil Newall and Connie Reeve
- Production Manager: Donald Toms
- Assistant Director: Ken Baker
- Second Unit Director (Uncredited): David Lane
- Assistant Art Director: Michael Ford
- Construction Manager: Bill Waldron
- Sound Supervisor: Roy Baker
- Sound Recordist: Brian Marshall
- Sound Editors: Jack T. Knight and Peter Pennell
- Re-Recording Mixer: Otto Snel
- Lighting Cameraman: Nick Allder
- Electronics: Michael S.E. Downing
- Special Effects Designer / Director: Brian Johnson
- Camera Operators: David Litchfield and Neil Binney
- Model Makers (Uncredited): Andrew Kelly and Martin Bower
- Gaffer (Uncredited): John May
- Wardrobe: Eileen Sullivan
- Music Editor: Alan Willis
- Continuity: Doreen Soan
- Cutting Room: Frederick Buckman
- Production Executive: Reg Hill
- Technical Director: David Lane[2]