Reparto
Stephen Greif
Space Commander Travis
Derek Farr
Ensor / Orac / Satellite
Suzan Farmer
Meegat
David Jackson
Olag Gan
Jacqueline Pearce
Supreme Commander Servalan
Tony Caunter
Ensor
Peter Tuddenham
Zen (voice)
Sheila Ruskin
Alta One
Gareth Thomas
Roj Blake
Sally Knyvette
Jenna Stannis
Paul Darrow
Kerr Avon
Jan Chappell
Cally
Michael Keating
Vila Restal
Harriet Philpin
Alta Two