The Fifth Doctor, Tegan, and Turlough continue their adventures. The TARDIS takes them to the year 2084, where they encounter the Silurians, and the Sea Devils!
Then the far future where they help a struggling colony. After facing the Daleks, Tegan has a tough decision to make. Later the Doctor is joined by Peri, an American student, following an encounter with the Master.






Returning to Gallifrey, a deadly game banned and derelict for centuries, has been reactivated.
This episode premiered 23rd November 1983 - USA
A cold war between two superpowers is being fought on Earth in the year 2084.
The Sea Devils launch their attack on Sea Base 4 with the Doctor and Tegan inside.
The Myrka continues its devastating attack on Sea Base 4 and the Doctor can only halt its progress temporarily.
The Silurians now have total control of Sea Base 4 and its proton missiles.
Teacher Jane Hampden is increasingly frustrated by the war games being played around the village.
The Malus's influence is asserting itself all over Little Hodcombe, and the war games take an unpleasant turn.
The Doctor and his companions find themselves grounded in the inhospitable planet of Frontios.
The Doctor, still trying to come to terms with the loss of the TARDIS, is surrounded by an impromptu firing squad.
Tegan manages to distract the Tractators and breaks their grip on the Doctor and Norna.
The Gravis become intrigued when Tegan inadvertently reveals that they travelled to Frontios by TARDIS.
In a deserted area of the London Docks, a group of fugitives appear from thin air, and are gunned down.
As survivors of the prison station fight the invaders, Dalek agents on Earth take steps to protect the time corridor.
A distress call is from the island of Lanzarote where an archaeological dig may have disturbed something alien.
On the volcanic planet of Sarn, Turlough finds evidence of an old colony of Trion, his home world.
The Master has been declared a messiah by the Sarns and under his influence they imprison the Doctor.
A volcanic eruption is threatening to destroy the inhabitants of Sarn, the Doctor manages to stabalise the seismic events but for how long? Turlough faces an agonising decision about whether to contact his home planet of Trion for help, he explains that he was sent away to Earth as an outlaw.
In the planets' caves war rages between government troops and the android warriors of Sharaz Jek.
Military captive Salateen tells Peri and the Doctor they are dying from spectrox tomaemia.
On Androzani Major, Sharez Jek insanely believes Peri will fall in love with him.
Events on Androzani reach a bloody climax. Morgus is ruined, exposed as the one funding Jek’s gunrunners.
The mysterious Professor Edgeworth has kidnapped twin human child genii, Romulus and Remus.
On Jaconda, Mestor’s cruel domination over the planet's population continues.
Mestor claims that all he wants is for the Sylvest twins to help him repopulate his home planet.
Mestor’s true plan is revealed and the Doctor's old Gallifreyan friend Azmael comes to the realisation that he has been
Fifth Doctor
Peter Davison
Third Doctor
Jon Pertwee
Second Doctor
Patrick Troughton
First Doctor
Richard Hurndall
Fourth Doctor
Tom Baker
First Doctor
William Hartnell
Tegan Jovanka
Janet Fielding
Vislor Turlough
Mark Strickson
Sarah Jane Smith
Elisabeth Sladen
Susan Foreman
Carole Ann Ford
Alistair Gordon Lethbridge-Stewart
Nicholas Courtney
Romana II
Lalla Ward
The Master
Anthony Ainley
Lord President Borusa
Philip Latham
Chancellor Flavia
Dinah Sheridan
The Castellan
Paul Jerricho
Cyber Leader
David Banks
Cyber Lieutenant
Mark Hardy
Rassilon
Richard Mathews
Jamie McCrimmon
Frazer Hines
Zoe Heriot
Wendy Padbury
Liz Shaw
Caroline John
Mike Yates
Richard Franklin
Crichton
David Savile
K-9
John Leeson (Voice)
Commander
Stuart Blake
Technician
Stephen Meredith
Sergeant
Ray Float
Guard
John Tallents
Cyber Scout
William Kenton
Raston Robot
Keith Hodiak
Fifth Doctor
Peter Davison
Tegan Jovanka
Janet Fielding
Vislor Turlough
Mark Strickson
Vorshak
Tom Adams
Solow
Ingrid Pitt
Nilson
Ian McCulloch
Maddox
Martin Neil
Preston
Tara Ward
Icthar
Norman Comer
Karina
Nitza Saul
Scibus
Stuart Blake
Tarpok
Vincent Brimble
Sauvix
Christopher Farries
Paroli
James Coombes
Bulic
Nigel Humphreys
Fifth Doctor
Peter Davison
Tegan Jovanka
Janet Fielding
Vislor Turlough
Mark Strickson
Stien
Rodney Bewes
Styles
Rula Lenska
Colonel Archer
Del Henney
Lytton
Maurice Colbourne
Professor Laird
Chloe Ashcroft
Sergeant Calder
Philip McGough
Davros
Terry Molloy
Mercer
Jim Findley
Osborn
Sneh Gupta
Kiston
Les Grantham
Trooper
Roger Davenport
Crewmember
John Adam Baker
Crewmember
Linsey Turner
Galloway
William Sleigh
Fifth Doctor
Peter Davison
Vislor Turlough
Mark Strickson
Timanov
Peter Wyngarde
Kamelion
Anthony Ainley
Peri Brown
Nicola Bryant
Sorasta
Barbara Shelley
Amyand
James Bate
Professor Howard Foster
Dallas Adams
Kamelion
Gerald Flood
Malkon
Edward Highmore
Roskal
Jonathan Caplan
Curt
Michael Bangerter
Lookout
Simon Sutton
The Master
Anthony Ainley
Zuko
Max Arthur
Lomand
John Alkin
Fifth Doctor
Peter Davison
Peri Brown
Nicola Bryant
Sharaz Jek
Christopher Gable
Morgus
John Normington
Salateen
Robert Glenister
Stotz
Maurice Ro?ves
Chellak
Martin Cochrane
Krelper
Roy Holder
Timmin
Barbara Kinghorn
President
David Neal
Sixth Doctor
Colin Baker
Soldier
Ian Staples
The Master
Anthony Ainley
Adric
Matthew Waterhouse
Nyssa
Sarah Sutton
Tegan Jovanka
Janet Fielding
Vislor Turlough
Mark Strickson
Kamelion
Gerald Flood
Sixth Doctor
Colin Baker
Peri Brown
Nicola Bryant
Edgeworth
Maurice Denham
Hugo Lang
Kevin McNally
Mestor
Edwin Richfield
Sylvest
Dennis Chinnery
Noma
Barry Stanton
Drak
Oliver Smith
Fabian
Helen Blatch
Elena
Dione Inman
Romulus
Gavin Conrad
Remus
Andrew Conrad
Chamberlain
Seymour Green
Prisoner
Roger Nott
Jocondan Guard
John Wilson