Tom Baker Dr. Who Actor Lalla Ward Romana Actor Graham Crowden Soldeed Actor Michael Osborne Sorak Actor Bob Hornery Pilot Actor Malcolm Terris Co-Pilot Actor Robin Sherringham Nimon Actor Janet Ellis Teka Actor Simon Gipps-Kent Seth Actor David Brierly Voice of K9 Voice Clifford Norgate Voice of the Nimon Voice Kenny McBain Director Anthony Read Writer