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

Douglas Camfield