Third Doctor Episode Guide

Notes thanks to Whoguide & TARDIS Wikia – all images copyright DWW

Third Doctor

The Third Doctor was portrayed by Jon Pertwee. Sentenced to exile on Earth & forcibly regenerated at the end of The War Games, the Doctor spent his time working for UNIT. After The Three Doctors, the Time Lords repealed his exile; however, the Doctor still worked closely with UNIT from time to time. The Third Doctor regenerated into his fourth incarnation as a result of radiation poisoning in the last moments of Planet of the Spiders.

Season 7 (1970)

Barry Letts took over as producer from Derrick Sherwin after Spearhead from Space. From this season onwards the programme was produced in colour. Introduced Liz, & reintroduced UNIT. To accommodate the new production methods the number of episodes in a season was cut: season 6 has 44 episodes; season 7 has 25 episodes. The seasons would continue to have between 20 & 26 episodes until season 22.

Title Code Number of
Episodes
Writer Director Original airdate
Spearhead from Space AAA 4 Robert Holmes Derek Martinus 3–24 January 1970
Doctor Who & the Silurians BBB 7 Malcolm Hulke Timothy Combe 31 January – 14 March 1970
The Ambassadors of Death CCC 7 David Whitaker, Trevor Ray, Terrance Dicks, & Malcolm Hulke Michael Ferguson 21 March – 2 May 1970
Inferno DDD 7 Don Houghton Douglas Camfield & Barry Letts 9 May – 20 June 1970

Season 8 (1971)

This season forms a loose arc with the introduction of the Master, the villain in each of the season’s storylines, & introduces the companion Jo Grant.

Title Code Number of Episodes Writer Director Original airdate
Terror of the Autons EEE 4 Robert Holmes Barry Letts 2–23 January 1971
The Mind of Evil FFF 6 Don Houghton Timothy Combe 30 January – 6 March 1971
The Claws of Axos GGG 4 Bob Baker & Dave Martin Michael Ferguson 13 March – 3 April 1971
Colony in Space HHH 6 Malcolm Hulke Michael E. Briant 10 April – 15 May 1971
The Dæmons JJJ 5 “Guy Leopold” (pseudonym for Robert Sloman & Barry Letts) Christopher Barry 22 May – 19 June 1971

Season 9 (1972)

Title Code Number of Episodes Writer Director Original airdate
Day of the Daleks KKK 4 Louis Marks Paul Bernard 1–22 January 1972
The Curse of Peladon MMM 4 Brian Hayles Lennie Mayne 29 January – 19 February 1972
The Sea Devils LLL 6 Malcolm Hulke Michael Briant 26 February – 1 April 1972
The Mutants NNN 6 Bob Baker & Dave Martin Christopher Barry 8 April – 13 May 1972
The Time Monster OOO 6 Robert Sloman (& Barry Letts) Paul Bernard 20 May – 24 June 1972

Season 10 (1972–73)

Title Code Number of Episodes Writer Director Original airdate
The Three Doctors RRR 4 Bob Baker & Dave Martin Lennie Mayne 30 December 1972 – 20 January 1973
Carnival of Monsters PPP 4 Robert Holmes Barry Letts 27 January – 17 February 1973
Frontier in Space QQQ 6 Malcolm Hulke Paul Bernard 24 February – 31 March 1973
Planet of the Daleks SSS 6 Terry Nation David Maloney 7 April – 12 May 1973
The Green Death TTT 6 Robert Sloman (& Barry Letts) Michael Briant 19 May – 23 June 1973

Season 11 (1973–74)

This season introduces the companion Sarah Jane Smith.

Title Code Number of Episodes Writer Director Original airdate
The Time Warrior UUU 4 Robert Holmes Alan Bromly 15 December 1973 – 5 January 1974
Invasion of the Dinosaurs WWW 6 Malcolm Hulke Paddy Russell 12 January – 16 February 1974
Death to the Daleks XXX 4 Terry Nation Michael Briant 23 February – 16 March 1974
The Monster of Peladon YYY 6 Brian Hayles Lennie Mayne 23 March – 27 April 1974
Planet of the Spiders ZZZ 6 Robert Sloman (& Barry Letts) Barry Letts 4 May – 8 June 1974

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