Last updated 09 January 2020

Cast
William HartnellDr. Who
Robert BeattyGeneral Cutler
Dudley JonesDyson
David DodimeadBarclay
Alan WhiteSchultz
Earl CameronWilliams
Shane SheltonTito
John BrandonAmerican Sergeant
Anneke WillsPolly
Michael CrazeBen
Steve PlytasWigner
Christopher MatthewsRadar Technician
Ken McGarvieSoldier A
Terrence JonesSolider B
Alec ColemanCorporal
Chris KonyilsOfficer
Stanley DaviesOfficer
Richard LawrenceTechnician 1
Morris QuickTechnician 2
Bill GoslingTechnician 3
Gordon LangTechnician 4
Nicholas EdwardsR/T Technician
Sheila KnightSecretary
Reg WhiteheadKrail
Harry BrooksTalon
Gregg PalmorShav
Gordon CraigDr. Who
Eileen CullenGeneva Technician
Glenn BeckT.V. Announcer
Roy SkeltonCyberman Voice
Christopher DurhamRadar Technician
Callen AngeloTerry Cutler
Nick HiltonSolider B
Freddie EldrettEngineer 1
Roy PierceEngineer 2
Peter PocookStand in for Michael Craze
Reg WhiteheadCyberman (Jarl)
Harry BrooksCyberman (Krang)
Gregg PalmorCyberman (Gern)
Bruce WellsCyberman
John HainesCyberman
John KnottCyberman
Freddie EldrettSoldier C
Roy PierceSoldier D
Peter HawkinsCyberman Voice
Patrick TroughtonDr. Who
Peter PocookSoldier A