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Doctor Who

Doctor Who Season 20

About Doctor Who Season 20 (1983)

The Fifth Doctor continues his adventures through space and time with Nyssa. They are soon reunited with Tegan in Amsterdam, and later joined by the mysterious student Turlough, who isn't all he seems.

The Doctor must battle a number of returning enemies, including the Black Guardian, Omega, the Mara, the Master, the Cybermen, and even the Time Lords themselves!



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Media

Stories



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Episodes

Arc of Infinity

Monday
3rd January 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Arc of Infinity - Part One

Strange forces are at work in Amsterdam and two backpackers get caught up in them.

Wednesday
5th January 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Arc of Infinity - Part Two

The Doctor is to be confined until a warrant of termination can be issued.

Tuesday
11th January 1983
6:50PM
BBC 1 (24 mins)

Doctor Who - Arc of Infinity - Part Three

The grief-stricken Nyssa flees back to the TARDIS, where Damon learns that his repairs have been to no avail.

Wednesday
12th January 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Arc of Infinity - Part Four

Realising that Tegan is his only hope of locating Omega, the Doctor sends Nyssa back to the TARDIS.

Snakedance

Tuesday
18th January 1983
6:50PM
BBC 1 (24 mins)

Doctor Who - Snakedance - Part One

Tegan falls once more under the influence of the Mara and directs the TARDIS to the planet Manussa.

Wednesday
19th January 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Snakedance - Part Two

Tegan's disturbing dreams are dominated by the image of huge snake's skull.

Tuesday
25th January 1983
6:50PM
BBC 1 (24 mins)

Doctor Who - Snakedance - Part Three

With the Doctor imprisoned, the Mara sets the TARDIS co-ordinates for Manussa, his home world.

Wednesday
26th January 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Snakedance - Part Four

As the commemorations begin, nothing seemingly stands between the Mara and its spectacular return.

Mawdryn Undead

Tuesday
1st February 1983
6:50PM
BBC 1 (24 mins)

Doctor Who - Mawdryn Undead - Part One

Caught in a warp ellipse, the TARDIS is drawn to a huge spacecraft orbiting Earth.

Wednesday
2nd February 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Mawdryn Undead - Part Two

At Brendon School, the Doctor enlists the help of the Brigadier.

Tuesday
8th February 1983
6:50PM
BBC 1 (24 mins)

Doctor Who - Mawdryn Undead - Part Three

Mawdryn and his eternal mutants are awake and reveal the truth, they are exiles.

Wednesday
9th February 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Mawdryn Undead - Part Four

The Doctor's ethics are challenged, the two Brigadier's finally meet, Turlough plots with the Black Guardian.

Terminus

Tuesday
15th February 1983
6:55PM
BBC 1 (24 mins)

Doctor Who - Terminus - Part One

The TARDIS has to make an emergency landing on a ship that is en route to the derelict space station Terminus.

Wednesday
16th February 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Terminus - Part Two

The Doctor and his companions are trapped amongst the victims of the highly contagious Lazar's disease.

Tuesday
22nd February 1983
6:55PM
BBC 1 (24 mins)

Doctor Who - Terminus - Part Three

The Doctor and his companions have reached the Terminus, discovering a terrible danger.

Wednesday
23rd February 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Terminus - Part Four

The Doctor tries to wrest the TARDIS free of the disease-ridden space station

Enlightenment

Tuesday
1st March 1983
6:55PM
BBC 1 (24 mins)

Doctor Who - Enlightenment - Part One

The TARDIS's power is drained away just as the Doctor receives a dire warning from the White Guardian.

Wednesday
2nd March 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - Enlightenment - Part Two

The Doctor realises that Striker and his officers are Eternals and that the human crew mean nothing to them.

Tuesday
8th March 1983
6:55PM
BBC 1 (23 mins)

Doctor Who - Enlightenment - Part Three

Captain Wrack manipulates Turlough, because she is also working for the Black Guardian.

Wednesday
9th March 1983
6:45PM
BBC 1 (23 mins)

Doctor Who - Enlightenment - Part Four

The race for the Enlightenment is over and a winner has been crowned. Turlough must make a decision.

The King's Demons

Tuesday
15th March 1983
6:55PM
BBC 1 (24 mins)

Doctor Who - The King's Demons - Part One

At a medieval joust between Frenchman Sir Gilles and Hugh Fitzwilliam, the TARDIS appears.

Wednesday
16th March 1983
6:45PM
BBC 1 (24 mins)

Doctor Who - The King's Demons - Part Two

The Master and the Doctor fight for control over Kamelion's mind while Turlough and Tegan make new allies.



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Credits

Arc of Infinity

Credits
  • Writer Johnny Byrne
  • Director Ron Jones
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • Nyssa Sarah Sutton
  • Tegan Janet Fielding
  • Lord President Borusa Leonard Sachs
  • Councillor Hedin Michael Gough
  • Omega Ian Collier
  • Commander Maxil Colin Baker
  • The Castellan Paul Jerricho
  • Damon Neil Daglish
  • Chancellor Thalia Elspet Gray
  • Cardinal Zorac Max Harvey
  • Robin Stuart Andrew Boxer
  • Colin Frazer Alastair Cumming
  • The Ergon Malcolm Harvey
  • The Doctor Peter Davison
  • Hotel Receptionist Maya Woolfel
  • Second Receptionist Guy Groen

Snakedance

Credits
  • Writer Christopher Bailey
  • Director Fiona Cumming
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • The Doctor Peter Davison
  • Tegan Janet Fielding
  • Nyssa Sarah Sutton
  • Ambril John Carson
  • Tanha Colette O'Neil
  • Dojjen Preston Lockwood
  • Lon Martin Clunes
  • Dugdale Brian Miller
  • Fortune Teller Hilary Sesta
  • Hawker George Ballantine
  • Chela Johnathon Morris
  • Puppeteer Barry Smith
  • Megaphone Man Brian Grellis

Mawdryn Undead

Credits
  • Writer Peter Grimwade
  • Director Peter Moffatt
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • The Doctor Peter Davison
  • Tegan Janet Fielding
  • Nyssa Sarah Sutton
  • The Brigadier Nicholas Courtney
  • Black Guardian Valentine Dyall
  • Turlough Mark Strickson
  • Headmaster Angus MacKay
  • Ibbotson Stephen Garlick
  • Doctor Runciman Roger Hammond
  • Matron Sheila Gill
  • Mawdryn David Collings
  • 1st Mutant Peter Walmsley
  • 2nd Mutant Brian Darnley

Terminus

Credits
  • Writer Steve Gallagher
  • Director Mary Ridge
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • The Doctor Peter Davison
  • Nyssa Sarah Sutton
  • Tegan Janet Fielding
  • Turlough Mark Strickson
  • Kari Liza Goddard
  • Olvir Dominic Guard
  • Black Guardian Valentine Dyall
  • Inga Rachel Weaver
  • Tannoy Voice Martin Muncaster
  • Eirak Martin Potter
  • Valgard Andrew Burt
  • Sigurd Tim Munro
  • Bor Peter Benson
  • The Garm R J Bell

Enlightenment

Credits
  • Writer Barbara Clegg
  • Director Fiona Cumming
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • The Doctor Peter Davison
  • Tegan Janet Fielding
  • Turlough Mark Strickson
  • Striker Keith Barron
  • Black Guardian Valentine Dyall
  • The White Guardian Cyril Luckham
  • Marriner Christopher Brown
  • Collier Clive Kneller
  • First Officer James McClure
  • Jackson Tony Caunter
  • Wrack Lynda Baron
  • Mansell Leee John

The King's Demons

Credits
  • Writer Terence Dudley
  • Director Tony Virgo
  • Producer John Nathan-Turner
  • Script Editor Eric Saward
  • The Doctor Peter Davison
  • Tegan Janet Fielding
  • Turlough Mark Strickson
  • The Master Anthony Ainley
  • Ranulf Frank Windsor
  • The King Gerald Flood
  • Isabella Fitzwilliam Isla Blair
  • Hugh Christopher Villiers
  • Sir Geoffrey Michael J Jackson
  • Jester Peter Burroughs
  • Isabella Isla Blair