Open main menu

The ninth season of British science fiction television series Doctor Who began on 1 January 1972 with Day of the Daleks, and ended with The Time Monster.

Doctor Who (season 9)
Doctor Who Season 9 DVD.jpg
Cover art of the Region 2 DVD release for first serial of the season
Country of originUnited Kingdom
No. of stories5
No. of episodes26
Original networkBBC One
Original release1 January (1972-01-01) –
24 June 1972 (1972-06-24)
Season chronology
← Previous
Season 8
Next →
Season 10
List of Doctor Who episodes (1963–1989)



Main castEdit

Jon Pertwee continues his role as the Third Doctor, as does Katy Manning playing Jo Grant.

Recurring castEdit

Nicholas Courtney, John Levene and Richard Franklin continue their roles of Brigadier Lethbridge-Stewart, Sergeant Benton and Captain Mike Yates respectively.

Roger Delgado returns to play The Master in The Sea Devils and The Time Monster.

Guest starsEdit

Alan Bennion makes his second of three appearances in the series playing an Ice Warrior. In this, his second appearance, he portrays Lord Izlyr in The Curse of Peladon.


The first serial, Day of the Daleks, saw the return of the Daleks for the first time since Season 4's The Evil of the Daleks in 1967. This was also the first time that the Daleks had been seen in colour in the television series (they had been in colour in the two films starring Peter Cushing produced in the mid-1960s).

StorySerialSerial titleEpisode titlesDirected byWritten byOriginal air dateProd.
UK viewers
(millions) [1]
601Day of the Daleks"Episode One"Paul BernardLouis Marks1 January 1972 (1972-01-01)KKK9.8
"Episode Two"Paul BernardLouis Marks8 January 1972 (1972-01-08)KKK10.4
"Episode Three"Paul BernardLouis Marks15 January 1972 (1972-01-15)KKK9.1
"Episode Four"Paul BernardLouis Marks22 January 1972 (1972-01-22)KKK9.1
Rebels from a future Earth conquered by the Daleks travel to the 20th Century to change the course of history.
612The Curse of Peladon"Episode One"Lennie MayneBrian Hayles29 January 1972 (1972-01-29)MMM10.3
"Episode Two"Lennie MayneBrian Hayles5 February 1972 (1972-02-05)MMM11.0
"Episode Three"Lennie MayneBrian Hayles12 February 1972 (1972-02-12)MMM7.8
"Episode Four"Lennie MayneBrian Hayles19 February 1972 (1972-02-19)MMM8.4
A high priest on the planet Peladon warns a curse will fall on the planet if it joins the Galactic Federation.
623The Sea Devils"Episode One"Michael E. BriantMalcolm Hulke26 February 1972 (1972-02-26)LLL6.4
"Episode Two"Michael E. BriantMalcolm Hulke4 March 1972 (1972-03-04)LLL9.7
"Episode Three"Michael E. BriantMalcolm Hulke11 March 1972 (1972-03-11)LLL8.3
"Episode Four"Michael E. BriantMalcolm Hulke18 March 1972 (1972-03-18)LLL7.8
"Episode Five"Michael E. BriantMalcolm Hulke25 March 1972 (1972-03-25)LLL8.3
"Episode Six"Michael E. BriantMalcolm Hulke1 April 1972 (1972-04-01)LLL8.5
The Master allies with the Sea Devils to conquer Earth.
634The Mutants"Episode One"Christopher BarryBob Baker and Dave Martin8 April 1972 (1972-04-08)NNN9.1
"Episode Two"Christopher BarryBob Baker and Dave Martin15 April 1972 (1972-04-15)NNN7.8
"Episode Three"Christopher BarryBob Baker and Dave Martin22 April 1972 (1972-04-22)NNN7.9
"Episode Four"Christopher BarryBob Baker and Dave Martin29 April 1972 (1972-04-29)NNN7.5
"Episode Five"Christopher BarryBob Baker and Dave Martin6 May 1972 (1972-05-06)NNN7.9
"Episode Six"Christopher BarryBob Baker and Dave Martin13 May 1972 (1972-05-13)NNN6.5
A despotic marshal wishes to wipe out the native population of the human colony Solos and make the planet habitable for humanity.
645The Time Monster"Episode One"Paul BernardRobert Sloman and Barry Letts (uncredited)20 May 1972 (1972-05-20)OOO7.6
"Episode Two"Paul BernardRobert Sloman and Barry Letts (uncredited)27 May 1972 (1972-05-27)OOO7.4
"Episode Three"Paul BernardRobert Sloman and Barry Letts (uncredited)3 June 1972 (1972-06-03)OOO8.1
"Episode Four"Paul BernardRobert Sloman and Barry Letts (uncredited)10 June 1972 (1972-06-10)OOO7.6
"Episode Five"Paul BernardRobert Sloman and Barry Letts (uncredited)17 June 1972 (1972-06-17)OOO6.0
"Episode Six"Paul BernardRobert Sloman and Barry Letts (uncredited)24 June 1972 (1972-06-24)OOO7.6
The Master experiments on a special crystal to summon Kronos, a creature from outside time and space.


The entire season was broadcast from 1 January to 24 June 1972.

DVD releasesEdit

All serials of season 9 have been released on DVD all individually and some in multi-serial box sets.

Serial name Number and duration
of episodes
R2 release date R4 release date R1 release date
Day of the Daleks 4 × 25 min. 12 September 2011 6 October 2011 13 September 2011
Day of the DaleksDoctor Who DVD Files Issue 92 4 × 25 min. 11 July 2012 11 July 2012 N/A
The Curse of Peladon
Only available as part of the Peladon Tales box set in Regions 2 and 4.
Only available individually in Region 1.
4 × 25 min. 18 January 2010 4 March 2010 4 May 2010
The Curse of PeladonDoctor Who DVD Files Issue 71 4 × 25 min. 21 September 2011 21 September 2011 N/A
The Sea Devils
Only available as part of the Beneath the Surface box set in Regions 2 and 4.
Available individually or in the box set in Region 1.
6 × 25 min. 14 January 2008 5 March 2008 3 June 2008
The Sea DevilsDoctor Who DVD Files Issue 66 4 × 25 min. 13 July 2011 13 July 2011 N/A
The Mutants 6 × 25 min. 31 January 2011 3 February 2011 8 February 2011
The Time Monster
Only available as part of the Myths and Legends box set in Regions 2 and 4.
Only available individually in Region 1.
6 × 25 min. 29 March 2010 3 June 2010 6 July 2010

In printEdit

Serial name Novelisation title Author First published
Day of the Daleks Doctor Who and the Day of the Daleks Terrance Dicks 27 March 1974
The Curse of Peladon Doctor Who and the Curse of Peladon Brian Hayles 1 January 1975
The Sea Devils Doctor Who and the Sea-Devils Malcolm Hulke 17 October 1974
The Mutants Doctor Who and the Mutants Terrance Dicks 29 September 1977
The Time Monster The Time Monster Terrance Dicks 12 September 1985


  1. ^ a b "Ratings Guide". Doctor Who News. Retrieved 27 December 2014.