Doctor Doctor Who Guide
Last updated 09 January 2020


Part Four

Part Four

Series Episode Number: 533

World Premiere: Sat 18 Oct 1980 - 5:44pm BST [BBC One] (United Kingdom)
First Broadcast: Sun 24 Sep 2017 - 5:30pm EDT [Retro TV]
Running Time: 19 minutes 30 seconds

4.70 Million (UK)

Appreciation Index: 63 (UK)

Chart Position: 127 () (UK)




The Doctor must convince the Tigellans of his innocence if he is to prevent Meglos from using the dodecahedron to destroy their world.


Characters hide uncredited
Doctor WhoTom Baker
RomanaLalla Ward
General GruggerBill Fraser
Lieutenant BrotadacFrederick Treves
ZastorEdward Underdown
LexaJacqueline Hill
CarisColette Gleeson
DeedrixCrawford Logan
EarthlingChristopher Owen
Voice of K-9John Leeson
Tigellan GuardSimon Shaw
MeglosTom Baker (uncredited)Info
Voice of MeglosChristopher Owen (uncredited)
GaztakJames Muir (uncredited)
GaztakRanjit Nakara (uncredited)
GaztakHi Ching (uncredited)
GaztakBruce Callender (uncredited)
GaztakJohn Holland (uncredited)
GaztakTony Allef (uncredited)
DeonTerence Creasey (uncredited)
DeonEddie Sommer (uncredited)
DeonRay Knight (uncredited)
DeonChris Marks (uncredited)
DeonLewis Hopper (uncredited)
DeonStephen Nagy (uncredited)
DeonSylvia Marriott (uncredited)
Ceremonial GuardMichael Brydon (uncredited)
Ceremonial GuardDavid Cleeve (uncredited)
TigellanMichael Gordon Browne (uncredited)
TigellanHarry Fielder (uncredited)
TigellanLaurie Good (uncredited)
TigellanPeter Gates Fleming (uncredited)
TigellanGeoff Whitestone (uncredited)