Last updated 24 March 2024


Episode Six

Series Episode Number: 329

World Premiere: Sat 24 Jun 1972 - 5:46pm BST [BBC One] (United Kingdom)
First Broadcast: Wed 17 Dec 1975 - 6:30pm CST [WTTW 11 Chicago]
Running Time: 24 minutes 55 seconds

7.60 Million (UK)


Chart Position: 39 () (UK)

Recorded on Tue 24 May 1927 in TC3
Archive State: RSC conver



With the crystal of Kronos in his possession, the Master prepares to release the Chronovore. The Doctor is powerless to stop his nemesis as the end of Atlantis approaches.


Characters hide uncredited
Dr. WhoJon Pertwee
MasterRoger Delgado
Jo GrantKaty Manning
Brigadier Lethbridge-StewartNicholas Courtney
Sergeant BentonJohn Levene
Dr. Ruth IngramWanda Moore
Stuart HydeIan Collier
DaliosGeorge Cormack
KrasisDonald Eccles
GalleiaIngrid Pitt
HippiasAidan Murphy
CritoDerek Murcott
LakisSusan Penhaligon
Face of KronosIngrid Bower
KronosMarc Boyle
MinotaurDave Prowse
MiseusMichael Walker
GuardMelville Jones
Guard (Atlantis)Nick Hobbs (uncredited)
Guard (Atlantis)Richard Eden (uncredited)
Guard (Atlantis)Christopher Holmes (uncredited)
Guard (Atlantis)Laurie Goode (uncredited)
Guard (Atlantis)Geoffrey Morgan (uncredited)
Guard (Atlantis)Jonas Kerr (uncredited)
TrumpeterMarc Landres (uncredited)
TrumpeterAndrew Dempsey (uncredited)
TrumpeterJamie Griffin (uncredited)
TrumpeterJeremy Higgins (uncredited)
Sedan CarrierGeorge Gregney (uncredited)
Sedan CarrierFrancis Williams (uncredited)
Sedan CarrierYinka Adebiyi (uncredited)
Sedan CarrierPeter Jonson (uncredited)
CouncillorBill Whitehead (uncredited)
CouncillorReg Lloyd (uncredited)
CouncillorWilfred Boyle (uncredited)
CouncillorEdmund Bailey (uncredited)
CouncillorColin Cunningham (uncredited)
CouncillorPeter Penny (uncredited)
Serving GirlYvonne Ashley (uncredited)
Serving GirlAlison Daimler (uncredited)
Serving GirlSusan Patrice (uncredited)
Serving GirlVirginia Mull (uncredited)
Soldier (UNIT)Bernard Barnsley (uncredited)
Soldier (UNIT)Jim Dowdall (uncredited)
Soldier (UNIT)Ian Elliott (uncredited)
Soldier (UNIT)Kevin Moran (uncredited)
Soldier (UNIT)Reg Turner (uncredited)
Soldier (UNIT)Brian Gilmar (uncredited)
Stunt Double for HippiasVal Musetti (uncredited)