Action / Adventure / Drama / Science Fiction / TV Movie /

Score: 56.6%( 9 votes )

Overview: Arriving on Space Station Nerva in its distant past, the Doctor, Sarah and Harry find its crew threatened by a mysterious plague. Discovering that things are not as they seem, they uncover a Cyberman plot to destroy Voga, planet of gold.

Cast:

Tom Baker
Doctor Who

Elisabeth Sladen
Sarah Jane Smith

Ian Marter
Harry Sullivan

Ronald Leigh-Hunt
Commander Stevenson

William Marlowe
Lester

Kevin Stoney
Tyrum

David Collings
Vorus

Alec Wallis
Warner

Michael Wisher
Magrik

Christopher Robbie
Cyber-Leader

Melville Jones
First Cyberman

Brian Grellis
Seprah