January 3, 1970 • 25m
As the newly-regenerated Doctor arrives on Earth, so does the Nestene too.
January 10, 1970 • 25m
UNIT's attempts to locate the meteorites are hampered by the mysterious plastic Autons, being constructed by Channing at a nearby ...Read more
January 17, 1970 • 25m
Ransome manages to escape from the plastics factory and alert UNIT, prompting the Doctor and the Brigadier to start an investigation.
January 24, 1970 • 25m
With UNIT's investigation being blocked by the Replica of Scobie, the Doctor and Liz visit Madame Tussaud's to try and find out mo...Read more
January 31, 1970 • 25m
The Doctor and Liz are summoned to the Wenley Moor Research Centre by the Brigadier, after several staff members suffer nervous breakdowns.
February 7, 1970 • 25m
The Doctor attempts to convince people there are monsters in the caves, prompting Major Baker to start shooting at a reptile man.
February 14, 1970 • 25m
The Silurians contact Quinn for help in retrieving the creature while the Doctor and the Brigadier organise a search of the moors.
February 21, 1970 • 25m
With Quinn dead, the Brigadier decides to take an armed party into the caves, prompting the Doctor to contact the Silurians himself.
February 28, 1970 • 25m
Worried about the Old Silurian's growing friendship with the Doctor, the Young Silurian has the scientist infect Baker with a viru...Read more
March 7, 1970 • 25m
While the Doctor and Liz try to find a cure to the virus spread by Baker, the Young Silurian kills the Old Silurian and takes control of his people.
March 14, 1970 • 25m
While Liz distributes the cure to the virus, the Doctor discovers the Silurians now plan to wipe out humanity by destroying the Van Allen Belt.
March 21, 1970 • 25m
While the Brigadier investigates a loss of contact with Mars Probe 7, the Doctor realises signals coming from the probe are of ext...Read more
March 28, 1970 • 25m
UNIT retrieve the returned Recovery 7 but then Carrington hijacks it while the Doctor and Liz try to decode the signal he sent.
April 4, 1970 • 25m
Carrington is holding the astronauts at a secret location but when he takes the Doctor, Liz and the Brigadier there they find they...Read more
April 11, 1970 • 25m
Liz has been captured by Reegan's men and the Doctor begins to suspect Taltalian is more involved than he appeared.
April 18, 1970 • 25m
The Doctor decides to take Recovery 7 back into space to search for the missing astronauts but Reegan sabotages the launch.
April 25, 1970 • 25m
The Doctor speaks with the alien captain and learns the astronauts sent to Earth were ambassadors. However, before he can alert th...Read more
May 2, 1970 • 25m
Carrington is planning to expose the aliens on live television and call for an interplanetary war and the Brigadier must rescue th...Read more
May 9, 1970 • 25m
England, the near future. UNIT is providing security and scientific support for the Stahlman project, an attempt to tap the Earth'...Read more
May 16, 1970 • 25m
Strange deaths, men changing into monsters, hot green slime pouring out of the waste pipes – but Professor Stahlman is determined ...Read more
May 23, 1970 • 25m
The Doctor has vanished from the Inferno project… or has he? He finds himself in the same place, but everyone has changed… and the...Read more
May 30, 1970 • 25m
In a parallel England, the Doctor tries desperately to convince his captors of the immense peril they are in. But they are convinc...Read more
June 6, 1970 • 25m
The parallel Inferno has broken through the Earth's crust, unleashing terrible seismic forces and dooming the planet. The Doctor h...Read more
June 13, 1970 • 25m
The Doctor is trapped in a parallel world that is going up in flames. Can he escape in time to save Earth in his own universe?
June 20, 1970 • 25m
The Doctor has escaped the catastrophic destruction of a parallel world. But can he stop Stahlman before he destroys this one?