Doctor Who and his companions are hurled into the future and make a horrifying discovery: the Daleks have conquered Earth! The metal fiends have devastated entire continents and turned the survivors into Robomen.
| Actor | Role |
|---|---|
 Peter CushingDoctor Who | Doctor Who |
 Bernard CribbinsTom Campbell | Tom Campbell |
 Ray BrooksDavid | David |
 Andrew KeirWyler | Wyler |
 Roberta ToveySusan | Susan |
| JJill CurzonLouise | Louise |
 Godfrey QuigleyDortmun | Dortmun |
 Roger AvonWells | Wells |
 Keith MarshConway | Conway |
 Philip MadocBrockley | Brockley |
 Eddie PowellThompson | Thompson |
| SSteve PetersLead Roboman | Lead Roboman |
| GGeoffrey CheshireRoboman | Roboman |
 Eileen WayOld Woman | Old Woman |
 Sheila SteafelYoung Woman | Young Woman |
 Peter HawkinsDaleks (voice) | Daleks (voice) |
 David GrahamDaleks (voice) | Daleks (voice) |