Last updated 19 August 2023

Cast
Jon PertweeDoctor Who
Elisabeth SladenSarah Jane Smith
Donald GeeEckersley
Nina ThomasThalira
Frank GatliffOrtron
Rex RobinsonGebek
Ralph WatsonEttis
Ysanne ChurchmanVoice of Alpha Centauri
Stuart FellAlpha Centauri
Gerald TaylorVega Nexos
Graeme EtonPreba
Michael CraneBlor
Terry WalshGuard Captain
Gordon BlackPeladon Guard
Bob BlainePeladon Guard
Derek ChaferPeladon Guard
Pat GormanPeladon Guard
Chris HodgePeladon Guard
Steve IsmayPeladon Guard
David RolfePeladon Guard
John CannonPeladon Miner
Bill HaydnPeladon Miner
Chris HolmesPeladon Miner
Ifor OwenPeladon Miner
Frances PidgeonThalira's Lady in Waiting
Roy BrentPeladon Miner
Paul PhillipsPeladon Miner
Ivan SantonPeladon Miner
Nick HobbsAggedor
Max FaulknerStunt Man
Roy EvansMiner
Terry WalshStunt Double for Doctor Who
Tony LordPeladon Guard
Tom O'LearyPeladon Miner
Alan BennionAzaxyr
Sonny CaldinezSskel
David CleeveIce Warrior
Kevin MoranIce Warrior
Alan LenoirIce Warrior
Terence DenvilleIce Warrior
Terry WalshStunt Man
Max FaulknerPeladon Miner
Eden FoxPeladon Miner
Production Team
Brian HaylesWriter
Lennie MayneDirector
Barry LettsProducer
Gloria ClaytonDesigner
Terrance DicksScript Editor
Ralph WaltonStudio Lighting
Tony MillierStudio Sound
Barbara KiddCostume Designer
Elisabeth MossMake-up
Peter DayVisual Effects Designer
Keith HopperFilm Cameraman
John GatlandFilm Sound
William SymonFilm Editor
Dudley SimpsonIncidental Music
Dick MillsSpecial Sound
Ron GrainerTitle Music
BBC Radiophonic WorkshopTitle Music
Bernard LodgeTitle Sequence
Terry WalshFight Arranger
Roselyn ParkerAssistant Floor Manager
Marcia WheelerProduction Assistant
George GallaccioProduction Unit Manager
Delia DerbyshireTitle Music Arranger
Carole BissetDirector's Assistant
Susan HopkinsArtist Booking
Tom KingdonFloor Assistant
Sid MarkerGrip
Jim McAllisterFilm Sound Assistant
Gordon PhillipsonGrams Operator
Michael TurnerVision Mixer
Ben WadeFilm Camera Assistant
Jack WalshTechnical Manager
Nick LakeVision Mixer
Esther NordinFloor Assistant