1h 34m
•
Adventure
Science Fiction
TV Movie
The Doctor's TARDIS lands at the Snowcap space tracking station in Antarctica in December 1986. A routine space mission starts going wrong. When the base personnel's suspicions are roused, the Doctor informs them that the space capsule is being affected by the gravitational pull of another planet — a tenth planet in the Solar system.
User rating
7.955 / 10
11 votes
William Hartnell
The Doctor (1)
Anneke Wills
Polly
Michael Craze
Ben Jackson
Patrick Troughton
The Doctor (2) (uncredited)
Robert Beatty
General Cutler
Earl Cameron
Williams
John Brandon
American Sergeant
Steve Plytas
Wigner
Christopher Matthews
Radar Technician
Glenn Beck
TV Announcer
Roy Skelton
Cybermen (voice)
Peter Hawkins
Cybermen (voice)
Reg Whitehead
Cyberman