The Doctor and his companion, Evelyn, investigate a series of mysterious disappearances on the planet Chronos.
Colin Baker
The Doctor
Maggie Stables
Evelyn Smythe
Christopher Scott
Administrator Isherwood
Yee Jee Tso
Doctor Reece Goddard
Jane Goddard
Nicola Savage
Nicholas Briggs
Cyber-Controller
James Goss
Producer
Jason Haigh-Ellery