A Land of Fear: The TARDIS lands during the French Revolution, where Ian, Barbara, and Susan become caught up in the politics of the day. When...
The Velvet Web: The Doctor and his friends arrive in the apparently idyllic city of Morphoton but Barbara soon begins to realise there is more to...
Guests of Madame Guillotine: Susan, Ian and Barbara are sentenced to be guillotined but an encounter with a dying English prisoner may offer Ian a chance...
The Screaming Jungle: The search for the second key takes the travellers to a jungle where Ian and Barbara come under threat from rapidly growing plants....
A Change of Identity: Susan and Barbara are rescued by Jules and Jean, two members of the escape chain, while the Doctor gains access to the...
The Snows of Terror: Searching for the third key, Ian and Barbara meet with the sinister trapper Vasor before following Susan and the others into a...
The Tyrant of France: The Doctor is forced into a meeting with Robespierre while Barbara’s attempts to find a physician for Susan result in them being...
Sentence of Death: The group are reunited with the Doctor in the city of Millennius where Ian faces trial for murder after the fourth key is...
The Keys of Marinus: The Doctor and his friends must locate the real murderers and the fourth key before heading off for a final confrontation with...
The Temple of Evil: The TARDIS arrives on Earth landing in 16th century Aztec society. Barbara goes off exploring – despite the Doctor’s orders not to...
The Warriors of Death: Barbara tries to change the course of history – and Ian fights for his life. guest cast Keith Pyott Ian Cullen John...
The Bride of Sacrifice: While the Doctor tries to find a way back to the TARDIS, Tlotoxl continues to plot Barbara’s downfall and sees an opening...
The Day of Darkness: Tlotoxl’s machinations result in both Susan and Ian being arrested.With the TARDIS once again trapped inside the tomb, the travelers’ only hope...
Strangers in Space: The 28th century. The TARDIS materialises on a spaceship orbiting a planet known as the Sense-Sphere, whose natives, the Sensorites, have trapped the...
Five Hundred Eyes: The Doctor and Susan are able to supply Marco with condensation that has formed inside the TARDIS, saving the group from dying of...