Last updated 24 March 2024


Episode Four

Series Episode Number: 311

World Premiere: Sat 19 Feb 1972 - 5:50pm GMT [BBC One] (United Kingdom)
First Broadcast: Fri 31 Oct 2014 - 7:30pm EDT [Retro TV (RTVN)]
Running Time: 24 minutes 16 seconds

8.40 Million (UK)


Chart Position: 27 () (UK)

Recorded on Tue 01 Feb 1972 in TC3
Archive State: PAL 2 VT



Hepesh, supported by the delegate from Arcturus, is revealed to be behind the attacks. Arcturus is killed but Hepesh escapes to rouse a rebellion against the King.


Characters hide uncredited
Doctor WhoJon Pertwee
Jo GrantKaty Manning
King PeladonDavid Troughton
HepeshGeoffrey Toone
IzlyrAlan Bennion
SsorgSonny Caldinez
Alpha CentauriStuart Fell
Voice of Alpha CentauriYsanne Churchman
Guard CaptainGeorge Giles
AmazoniaWendy Danvers
GrunGordon St Clair
AggedorNick Hobbs
Peladon GuardBilly Dean (uncredited)
Peladon GuardChris Webb (uncredited)
Peladon GuardDerek Chafer (uncredited)
Peladon GuardMike Stevens (uncredited)
Peladon GuardRoyston Farrell (uncredited)
Peladon GuardStewart Barry (uncredited)
Stunt Guard (Peladon)Billy Horrigan (uncredited)
Stunt Guard (Peladon)Dinny Powell (uncredited)
Stunt Guard (Peladon)Mike Horsburgh (uncredited)
Stunt Guard (Peladon)Peter Brace (uncredited)
Stunt Guard (Peladon)Rocky Taylor (uncredited)
Stunt Guard (Peladon)Roy Street (uncredited)
Double for Doctor WhoTerry Walsh (uncredited)