Doctor Doctor Who Guide

Last updated 09 January 2020


Episode 3

Episode 3

Series Episode Number: 147

World Premiere: Sat 28 Jan 1967 - 5:51pm GMT [BBC One] (United Kingdom)
Running Time: 24 minutes 9 seconds

7.10 Million (UK)

Appreciation Index: 45 (UK)

Chart Position: 59 () (UK)

Recorded on Sat 21 Jan 1967 in Riverside 1
Archive State: 16mm t/r



The Doctor hatches a dangerous plan to kidnap Professor Zaroff and encourages the Fish People to revolt against their masters and put a stop to the production of food.


Characters hide uncredited
Dr. WhoPatrick Troughton
ZaroffJoseph Furst
RamoTom Watson
ThousNoel Johnson
LolemPeter Stephens
BenMichael Craze
PollyAnneke Wills
JamieFrazer Hines
SeanP G Stephens
JackoPaul Anil
AraCatherine Howe
NolaRoma Woodnutt
Zaroff's guardTony Handy
DamonColin Jeavons
Half-Fish Person (flying)Tony Starr (uncredited)
Half-Fish Person (flying)Mary McMillan (uncredited)
Half-Fish PersonDerek Calder (uncredited)
(extra)David Waterman (uncredited)
(extra)Gordon Lang (uncredited)
(extra)Hein Viljoan (uncredited)
(extra)Royston Farrell (uncredited)
(extra)Denis Redwood (uncredited)
(extra)Peter Stockbridge (uncredited)
Man in MarketReg Cranfield (uncredited)
(extra)John Adams (uncredited)
(extra)Alex Donald (uncredited)
(extra)Tony Douglas (uncredited)
Atlantean GuardMichael Earl (uncredited)
(extra)Dean Hardy (uncredited)
(extra)Derek Hunt (uncredited)
(extra)Keith Ashley (uncredited)
(extra)Bill Burridge (uncredited)
(extra)Marguerite Young (uncredited)
(extra)Mary Wheeler (uncredited)
(extra)Anthony Kemp (uncredited)
(extra)Samuel Burleigh (uncredited)
(extra)Shane Younger (uncredited)
(extra)Gary O'Brien (uncredited)