Doctor Who - Season 21

Doctor Who - Season 21

Season 21

The Twin Dilemma, the first story with Colin Baker as the Sixth Doctor, aired last in the season. This season saw the departure of companions Tegan, Turlough and Kamelion and introduced Peri. Most episodes were the traditional twenty-five minute length. However, due to coverage of the 1984 Winter Olympics, Resurrection of the Daleks was re-edited before airing and shown as two forty-five minute episodes.
Network
DatesJan 5, 1984 - Mar 30, 1984
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Episodes

Warriors of the Deep, Part One
Season 21Episode 125 min

Warriors of the Deep, Part One

The Doctor materializes the TARDIS inside a underwater military base in 2084 during wartime. The base is about to be attacked on two fronts, secret agents within and a unknown enemy outside of the base.

Jan 5, 1984
Warriors of the Deep, Part Two
Season 21Episode 225 min

Warriors of the Deep, Part Two

Just as the doctor is starting to gain a tentative trust from the humans of the underwater military base, an unknown cruiser appears and the Doctor seems to recognize it and warns the humans not to fire upon it.

Jan 6, 1984
Warriors of the Deep, Part Three
Season 21Episode 325 min

Warriors of the Deep, Part Three

While the Silurians and Sea Devils attack the bases air locks, the saboteurs take advantage of the distraction to go ahead with their own plans.

Jan 12, 1984
Warriors of the Deep, Part Four
Season 21Episode 425 min

Warriors of the Deep, Part Four

The Doctor is presented with a moral dilemma when Icthar reveals his plans to get rid of the human race so the Silurians can take back what was once theirs.

Jan 13, 1984
The Awakening, Part One
Season 21Episode 525 min

The Awakening, Part One

The TARDIS arrives in Little Hodcombe, Tegan wants to visit her Grandfather while they are there. Also, a war re-enactment is going on that starts to get more and more out of hand and realistic for unknown reasons.

Jan 19, 1984
The Awakening, Part Two
Season 21Episode 625 min

The Awakening, Part Two

The Malus is forcing the towns people to preform the re-enactment for real as it needs the psychic forces created by the suffering of war to feed off of and recharge it's energies. It is up to the Doctor to prevent the Malus plans from reaching fruition.

Jan 20, 1984
Frontios, Part One
Season 21Episode 725 min

Frontios, Part One

In the far distant future, the few remaining survivors of the human race struggle to survive on the planet Frontios. The Doctor states that the Laws of time do not allow him to have contact because the survivors must go their own way without outside intervention at this key point in time.A meteor storm hits the planet and starts to drag the TARDIS down with it, the Doctor is unable to stop the TARDIS from making a emergency landing.

Jan 26, 1984
Frontios, Part Two
Season 21Episode 825 min

Frontios, Part Two

The Doctor works to help the injured colonist, Tegan discovers a file in a closed drawer called "Deaths Unaccountable". Meanwhile, Plantagenate works to convict the Doctor of being the source of the attacks on Frontios.

Jan 27, 1984
Frontios, Part Three
Season 21Episode 925 min

Frontios, Part Three

Turlough starts to regain ancestral memories of the Tractators, the Doctor having discovered the Tractators works to discover what their plan is.

Feb 2, 1984
Frontios, Part Four
Season 21Episode 1025 min

Frontios, Part Four

The Doctor tries to deal with the Tractator's cunning plan, despite Turlough's best intervention. They discover the splintered TARDIS in the tunnels beneath the planet's surface, but how will they put it together again?

Feb 3, 1984
Resurrection of the Daleks, Part One
Season 21Episode 1150 min

Resurrection of the Daleks, Part One

The Doctor starts having problems navigating the TARDIS through the space-time vortex and ends up on Earth in the future where strange events are going on with imitation police officers and soldiers from the future.

Feb 8, 1984
Resurrection of the Daleks, Part Two
Season 21Episode 1250 min

Resurrection of the Daleks, Part Two

The Daleks capture the Doctor and plan to duplicate him and his companions as part of their plan to attack the high Council of Gallifrey. Davros starts converting Daleks and their helpers over to his control.

Feb 15, 1984
Planet of Fire, Part One
Season 21Episode 1325 min

Planet of Fire, Part One

The Tardis receives a distress signal and at the same time Kamelion seems to be having problems while linked into the Tardis. Following the distress signal the Doctor arrives on Lanzarote and Turlough rescues Peri. Turlough seems to know where the distress signal is coming from.

Feb 23, 1984
Planet of Fire, Part Two
Season 21Episode 1425 min

Planet of Fire, Part Two

The Master strengthens his control over Kamelion in order to be able to complete his goals and tries to get Peri under his control.

Feb 24, 1984
Planet of Fire, Part Three
Season 21Episode 1525 min

Planet of Fire, Part Three

Turlough is taken to his fathers ship, the Doctor and The Master battle for control of Kamelion so The Master can go through with his plan.

Mar 1, 1984
Planet of Fire, Part Four
Season 21Episode 1625 min

Planet of Fire, Part Four

In order to complete his plan to bring himself back to full size after his accident with his tissue compression eliminator, The Master tries to destroy the Doctor. Turlough makes a decision and tells the Doctor why he was exiled to Earth.

Mar 2, 1984
The Caves of Androzani, Part One
Season 21Episode 1725 min

The Caves of Androzani, Part One

The Doctor lands on one of the twin planets of Androzani where he along with Peri are mistaken for gun runners and sentenced to death.

Mar 8, 1984
The Caves of Androzani, Part Two
Season 21Episode 1825 min

The Caves of Androzani, Part Two

Sharez Jek and his androids save the Doctor and Peri from execution when he rescues them. Then he takes a shine to Peri and wants her with him forever. Later the Doctor and Peri find out they are dying from Spectrox Toxemia, having been poisoned when they handled the Spectrox nest upon first entering the cave system.

Mar 9, 1984
The Caves of Androzani, Part Three
Season 21Episode 1925 min

The Caves of Androzani, Part Three

The Doctor escapes the Mag,a creature and is taken prisoner by the gun runners; The real Salateen takes Peri back to General Challek and is then kidnapped again by Sharaz Jek.

Mar 15, 1984
The Caves of Androzani, Part Four
Season 21Episode 2025 min

The Caves of Androzani, Part Four

Chellak and his men attack Jek's base. The Dr. crash-lands the ship, and must escape from his captors to find the antidote to the Spectrox poisoning and save Peri. He does so, but at a staggering cost.

Mar 16, 1984
The Twin Dilemma, Part One
Season 21Episode 2125 min

The Twin Dilemma, Part One

The twin human children Romulus and Remus are kidnapped by the mysterious professor Edgeworth. The Children appear to be genius's. Meanwhile the Doctor seems to be having stability problems with his new regeneration and is acting erratically.

Mar 22, 1984
The Twin Dilemma, Part Two
Season 21Episode 2225 min

The Twin Dilemma, Part Two

The Doctor and Perry arrive at the facility on Titan 3 where Romulus and Remus are being held. The Doctor is taken prisoner by one of the Professors guards. When the Doctor is brought to the professor he recognizes him as Azmael the Master of Jaconda.

Mar 23, 1984
The Twin Dilemma, Part Three
Season 21Episode 2325 min

The Twin Dilemma, Part Three

The Doctor, Peri and Hugo Lang arrive on Jaconda only to discover the massive devastation that the planet has suffered. Azmael is told about the destruction of the Titan 3 outpost.

Mar 29, 1984
The Twin Dilemma, Part Four
Season 21Episode 2425 min

The Twin Dilemma, Part Four

The Doctor attempts to halt Mestor's true plan for the planet of Jaconda, Azmael has a decision to make for his world.

Mar 30, 1984

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