7.6/10657 votes#1 - Day of the Daleks (1)
Season 9 Episode 1 - Aired 1/1/1972
When someone tries to assassinate diplomat Sir Reginald Styles, UNIT investigate the possibility his attacker came from the future.
Director: Paul Bernard
Writer: Louis Marks
7.5/10590 votes#2 - Day of the Daleks (2)
Season 9 Episode 2 - Aired 1/8/1972
Jo uses the guerrillas' time machine to travel to the 22nd century where the Controller tricks her into telling the Daleks where she's come from.
Director: Paul Bernard
Writer: Louis Marks
7.6/10589 votes#3 - Day of the Daleks (3)
Season 9 Episode 3 - Aired 1/15/1972
The Doctor forces the guerrillas to take him to the 22nd century where he is soon captured by the Controller.
Director: Paul Bernard
Writer: Louis Marks
7.8/10592 votes#4 - Day of the Daleks (4)
Season 9 Episode 4 - Aired 1/22/1972
The guerrillas infiltrate the Daleks' base to rescue the Doctor and Jo and ask them to return to their own time and alter history before the 20th century is plunged into a Third World War.
Director: Paul Bernard
Writer: Louis Marks
7.4/10611 votes#5 - The Curse of Peladon (1)
Season 9 Episode 5 - Aired 1/29/1972
The Doctor and Jo arrive on the medieval planet Peladon, where the Doctor is mistaken for the Earth Delegate of the Galactic Federation and Jo is mistaken for a princess.
Director: Lennie Mayne
Writer: Brian Hayles
7.4/10556 votes#6 - The Curse of Peladon (2)
Season 9 Episode 6 - Aired 2/5/1972
The Doctor is convinced the Ice Warriors are trying to sabotage the conference but his attempts to prove it see him accused of sacrilege.
Director: Lennie Mayne
Writer: Brian Hayles
7.4/10556 votes#7 - The Curse of Peladon (3)
Season 9 Episode 7 - Aired 2/12/1972
The Doctor is sentenced to fight Grun to the death and his attempt to escape leads to an encounter with Aggedor.
Director: Lennie Mayne
Writer: Brian Hayles
7.5/10555 votes#8 - The Curse of Peladon (4)
Season 9 Episode 8 - Aired 2/19/1972
Hepesh's plan has been exposed but he is still determined to prevent Peladon joining the Galactic Federation by leading a rebellion against the King.
Director: Lennie Mayne
Writer: Brian Hayles
7.7/10678 votes#9 - The Sea Devils (1)
Season 9 Episode 9 - Aired 2/26/1972
The Doctor and Jo visit the Master at his island prison where the Doctor becomes curious about a number of ships sinking in the area.
Director: Michael E. Briant
Writer: Malcolm Hulke
7.7/10605 votes#10 - The Sea Devils (2)
Season 9 Episode 10 - Aired 3/4/1972
The Doctor and Jo are trapped on the fort by a Sea Devil while the Master convinces Trenchard to help him steal some electronic components.
Director: Michael E. Briant
Writer: Malcolm Hulke
7.5/10599 votes#11 - The Sea Devils (3)
Season 9 Episode 11 - Aired 3/11/1972
The Doctor is held prisoner by Trenchard while the Master attempts to contact the Sea Devils.
Director: Michael E. Briant
Writer: Malcolm Hulke
7.6/10590 votes#12 - The Sea Devils (4)
Season 9 Episode 12 - Aired 3/18/1972
The Sea Devils attack the island prison and rescue the Master, prompting the Doctor to venture underwater to try and contact them.
Director: Michael E. Briant
Writer: Malcolm Hulke
7.6/10591 votes#13 - The Sea Devils (5)
Season 9 Episode 13 - Aired 3/25/1972
The Doctor is taken to the Sea Devils' underwater colony where he tries to make peace with the creatures, only for the navy to attack the base.
Director: Michael E. Briant
Writer: Malcolm Hulke
7.7/10589 votes#14 - The Sea Devils (6)
Season 9 Episode 14 - Aired 4/1/1972
The Sea Devils take over the naval base and the Doctor is forced to help the Master find a way to revive their colony.
Director: Michael E. Briant
Writer: Malcolm Hulke
6.6/10525 votes#15 - The Mutants (1)
Season 9 Episode 15 - Aired 4/8/1972
The Doctor and Jo arrive on the planet Solos, on a assignment by the Time Lords, where they learn that the native Solonians are mutating into ant-like mutant creatures...
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.5/10477 votes#16 - The Mutants (2)
Season 9 Episode 16 - Aired 4/15/1972
Ky transports himself and Jo down to Solos and the Marshal only agrees to help her if the Doctor assists Professor Jaeger in altering Solos' atmosphere.
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.5/10475 votes#17 - The Mutants (3)
Season 9 Episode 17 - Aired 4/22/1972
The Doctor and Varan travel down to Solos to search for Jo and Ky but the Marshal orders his men to pursue them.
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.6/10477 votes#18 - The Mutants (4)
Season 9 Episode 18 - Aired 4/29/1972
The Doctor and his friends are led to safety by Professor Sondergaard, who tries to help the Doctor translate the tablets.
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.4/10472 votes#19 - The Mutants (5)
Season 9 Episode 19 - Aired 5/6/1972
The Marshal's premature use of Jaeger's experiment is threatening to destroy Solos' atmosphere and the Doctor returns to Skybase to try and correct the damage.
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.5/10478 votes#20 - The Mutants (6)
Season 9 Episode 20 - Aired 5/13/1972
The Doctor is forced to help the Marshal cover up his actions with the Investigator but Jo and the others attempt to escape to expose him.
Director: Christopher Barry
Writer: Bob Baker, Dave Martin
6.7/10525 votes#21 - The Time Monster (1)
Season 9 Episode 21 - Aired 5/20/1972
UNIT are invited to observe a demonstration of the new TOMTIT machine, unaware its creator, Professor Thascales, is actually the Master.
Director: Paul Bernard
Writer: Barry Letts, Robert Sloman
6.6/10480 votes#22 - The Time Monster (2)
Season 9 Episode 22 - Aired 5/27/1972
The Doctor realises the Master is trying to harness the power of Kronos, last of the Chronovores, but is unaware Percival is harbouring him at the institute.
Director: Paul Bernard
Writer: Barry Letts, Robert Sloman
6.4/10478 votes#23 - The Time Monster (3)
Season 9 Episode 23 - Aired 6/3/1972
The Master enlists the help of Krasis to control Kronos while Yates tries to bring the TARDIS to the institute only to come under attack from dangers from the past.
Director: Paul Bernard
Writer: Barry Letts, Robert Sloman
6.8/10474 votes#24 - The Time Monster (4)
Season 9 Episode 24 - Aired 6/10/1972
The Master prepares to travel back to Atlantis but the Doctor links his TARDIS to the Master's to try and stop him.
Director: Paul Bernard
Writer: Barry Letts, Robert Sloman
6.6/10484 votes#25 - The Time Monster (5)
Season 9 Episode 25 - Aired 6/17/1972
Both TARDISes reach Atlantis, where the Doctor befriends King Dalios while the Master enlists the help of Queen Galleia to try and obtain the crystal of Kronos.
Director: Paul Bernard
Writer: Barry Letts, Robert Sloman
The Best Episodes of Doctor Who Season 9
Every episode of Doctor Who Season 9 ranked from best to worst. Discover the Best Episodes of Doctor Who Season 9!
The adventures of The Doctor, a time-traveling humanoid alien known as a Time Lord. He explores the universe in his TARDIS, a sentient time-traveling spaceship....
Genres:DramaAction & AdventureSci-Fi & Fantasy
Season 9 Ratings Summary
"Day of the Daleks (1)" is the best rated episode of "Doctor Who" season 9. It scored 7.6/10 based on 657 votes. Directed by Paul Bernard and written by Louis Marks, it aired on 1/1/1972. This episode is rated 0.1 points higher than the second-best, "Day of the Daleks (2)".