Colin Baker (The Doctor)
Nicola Bryant (Peri)
Rebecca Jenkins (Amber Dent / Car Computer)
Hylton Collins (Goff Fotherill / Computer Voice)
Matthew Brenher (Visteen Krane)
Harvey Summers (Radio Announcer)
Peter Miles (Museum Curator Gantman)
Mark Trotman (Miles Napton)
Nick Scovell (Detective Berkeley)
Steffan Boje (Hans Stengard)
Lisa Bowerman (Beth Pernell)
Justin Richards (Answerphone Message)
Jacqueline Rayner (Audio Voices)