Season 20 (1983)

Arc of Infinity (1)
6.3

January 3, 1983 • 25m

On Gallifrey, someone on the high council is perpetrating a treasonous act - transmitting the Doctor's bio-extract from the space/...Read more

Arc of Infinity (2)
6.5

January 5, 1983 • 25m

With an anti-matter being trying to enter the universe through the Doctor, risking the destruction of everything, there is only on...Read more

Arc of Infinity (3)
6.5

January 11, 1983 • 25m

Something seemed amiss about the Doctor's execution, so the Castellan has Commander Maxil discreetly but fully look it. Meanwhile,...Read more

Arc of Infinity (4)
6.5

January 12, 1983 • 25m

The High Council creates a distraction so the Doctor and Nyssa can find Omega on Earth and prevent his reentry into our universe.

Snakedance (1)
6.3

January 18, 1983 • 25m

Tegan steers the TARDIS to the planet Manussa, without meaning to - but why? And is it a coincidence that the planet is about to c...Read more

Snakedance (2)
6.0

January 19, 1983 • 25m

The Doctor talks to Ambril and Chela to try and stop the 500th anniversary celebrations. A possessed Tegan finds herself in Dugdal...Read more

Snakedance (3)
6.0

January 25, 1983 • 25m

The possessed Tegan and Lon try to find the whereabouts of the Great Crystal. The Doctor finds himself in prison, with only Nyssa ...Read more

Snakedance (4)
6.0

January 26, 1983 • 25m

The Doctor and the original snakedancer Dojjen work to rid the planet of the Mara.

Mawdryn Undead (1)
6.7

February 1, 1983 • 25m

The Doctor discovers a starship trapped in a time warp over Earth. Meanwhile, public schoolboy - and secret alien émigré, Turlough...Read more

Mawdryn Undead (2)
6.0

February 2, 1983 • 25m

The TARDIS lands on Earth six years out of date, stranding the Doctor in 1983 while leaving Tegan and Nyssa to look for him in 197...Read more

Mawdryn Undead (3)
6.0

February 8, 1983 • 25m

Mawdryn and his eternal mutants reveal the truth: they are exiles, they are in pain and need the Doctor's future 'lives', as affor...Read more

Mawdryn Undead (4)
6.0

February 9, 1983 • 25m

As the Doctor's ethics are challenged and the two Brigadiers finally meet, Turlough plots with the Black Guardian to bring the Tim...Read more

Terminus (1)
6.3

February 15, 1983 • 25m

Deep space, some time in the future. Still following the Black Guardian's orders, Turlough sabotages the TARDIS, forcing an emerge...Read more

Terminus (2)
6.5

February 16, 1983 • 25m

The Doctor's party remains divided and scattered as the immense transport docks at the Terminus space station, which turns out to ...Read more

Terminus (3)
6.0

February 22, 1983 • 25m

Since the Doctor's party represents neither lazars nor handlers, they're presumed to be investigators, which is enough to spark th...Read more

Terminus (4)
6.0

February 23, 1983 • 25m

In attempting to reopen a doorway into the TARDIS, Turlough activates Terminus' automated fuel-jettisoning sequence. The first tim...Read more

Enlightenment (1)
7.0

March 1, 1983 • 25m

After receiving a warning from the White Guardian, the Doctor initially believes the TARDIS has landed aboard an Edwardian clipper...Read more

Enlightenment (2)
6.0

March 2, 1983 • 25m

Captain Striker and his officers reveal themselves to be Eternals, mind-reading creatures who live outside of time and who require...Read more

Enlightenment (3)
6.5

March 8, 1983 • 25m

Turlough's panic puts him aboard a pirate ship where Captain Wrack uses his presence to invite all the other captains over for din...Read more

Enlightenment (4)
6.0

March 9, 1983 • 25m

Tegan isn't aware she been outfitted with a device to destroy Captain Striker's ship. While the detonation will merely slip the in...Read more

The King's Demons (1)
5.3

March 15, 1983 • 25m

In 1215 at the castle of Ranulf Fitzwilliam, son Hugh is jousting on a matter of honor against Sir Gillis Estram, the champion of ...Read more

The King's Demons (2)
6.0

March 16, 1983 • 25m

England, 1215. With the historic signing of the Magna Carta supposedly only days away, the Doctor is startled to find King John ap...Read more