출연진
Patrick Troughton
The Doctor
Frazer Hines
Jamie McCrimmon
Wendy Padbury
Zoe Heriot
Kevin Stoney
Tobias Vaughn
Nicholas Courtney
Brigadier Lethbridge-Stewart
Edward Burnham
Professor Watkins
Sally Faulkner
Isobel Watkins
Peter Halliday
Packer/Cyberman Voice
Geoffrey Cheshire
Tracy
Ian Fairbairn
Gregory
Edward Dentith
Major General Rutlidge
Clifford Earl
Major Branwell
Robert Sidaway
Captain Turner
Norman Hartley
Sergeant Peters
James Thornhill
Sergeant Walters
John Levene
Corporal Benton
Stacy Davies
Private Perkins
Sheila Dunn
Phone Operator
Murray Evans
Lorry Driver
Walter Randall
Patrolman
Peter Thompson
Workman