Last updated 24 March 2024


Part Three

Series Episode Number: 605

World Premiere: Thu 12 Jan 1984 - 6:41pm GMT [BBC One] (United Kingdom)
First Broadcast: Mon 11 May 2015 - 8:00pm EDT [Retro TV]
Running Time: 24 minutes 2 seconds

7.30 Million (UK)

Appreciation Index: 62 (UK)

Chart Position: 74 () (UK)




As Vorshak's crew are cut down by Sauvix's Sea Devil Warriors, the Doctor is running out of ways to broker a peace between the opposing species.


Characters hide uncredited
The DoctorPeter Davison
TeganJanet Fielding
TurloughMark Strickson
VorshakTom Adams
SolowIngrid Pitt
NilsonIan McCulloch
MaddoxMartin Neil
BulicNigel Humphreys
PrestonTara Ward
IctharNorman Comer
ScibusStuart Blake
TarpokVincent Brimble
SauvixChristopher Farries
ParoliJames Coombes
Marine/GuardJulian Hudson (uncredited)
Marine/GuardBarney Lawrence (uncredited)
Marine/GuardPeter Caton (uncredited)
Marine/GuardDana Miche (uncredited)
Marine/GuardJulian Larousse (uncredited)
Marine/GuardRose Pridmore (uncredited)
Marine/GuardDorothy Ottey (uncredited)
Marine/GuardRidgewell Hawkes (uncredited)
Marine/GuardTrevor Steedman (uncredited)
Sea Base PersonnelJoanna Garcia (uncredited)
Sea Base PersonnelLing Tai (uncredited)
Sea Base PersonnelJoycea Goborn (uncredited)
Sea Base PersonnelArnold Lee (uncredited)
Sea Base PersonnelRussell Brook (uncredited)
Sea DevilSteve Kelly (uncredited)
Sea DevilChris Wolff (uncredited)
Sea DevilJules Walters (uncredited)
Sea DevilMike Brayburn (uncredited)
Sea DevilDave Ould (uncredited)
MyrkaJohn Asquith (uncredited)
MyrkaBill Perrie (uncredited)