Part 2 of "The Caves of Androzani". The TARDIS arrives on Androzani Minor, the source of a life-prolonging drug refined from a substance called spectrox. Production of the drug is controlled by Sharaz Jek, a facially deformed madman in self imposed exile, who blames Morgus, a powerful...

Part 3 of "The Caves of Androzani". The TARDIS arrives on Androzani Minor, the source of a life-prolonging drug refined from a substance called spectrox. Production of the drug is controlled by Sharaz Jek, a facially deformed madman in self imposed exile, who blames Morgus, a powerful...

Part 1 of "The Caves of Androzani". The TARDIS arrives on Androzani Minor, the source of a life-prolonging drug refined from a substance called spectrox. Production of the drug is controlled by Sharaz Jek, a facially deformed madman in self imposed exile, who blames Morgus, a powerful...

Part 1 of "The Visitation". The Doctor attempts to take Tegan back to Heathrow Airport but the TARDIS arrives in the 17th Century instead of the 20th. The time travellers discover that a space capsule has crash-landed nearby and that its alien occupants, three Terileptil prison escapees, intend...

Part 4 of "The Visitation". The Doctor attempts to take Tegan back to Heathrow Airport but the TARDIS arrives in the 17th Century instead of the 20th. The time travellers discover that a space capsule has crash-landed nearby and that its alien occupants, three Terileptil prison escapees, intend...

Part 2 of "The Visitation". The Doctor attempts to take Tegan back to Heathrow Airport but the TARDIS arrives in the 17th Century instead of the 20th. The time travellers discover that a space capsule has crash-landed nearby and that its alien occupants, three Terileptil prison escapees, intend...

Part 3 of "The Visitation". The Doctor attempts to take Tegan back to Heathrow Airport but the TARDIS arrives in the 17th Century instead of the 20th. The time travellers discover that a space capsule has crash-landed nearby and that its alien occupants, three Terileptil prison escapees, intend...

Doctor Chandler, a bright young psychiatrist faces a challenge in Claire, a young woman suffering from compulsive disorder syndrome. She is convinced that if she doesn't carry out her litany of complex rituals then 'bad things' will happen. Really bad things. Doctor Chandler reasons with her and...

Part 3 of "Timelash". On the planet Karfel a high ranking official, Maylin Tekker, uses threats against Peri to force the Doctor to go to Earth and bring back a young woman called Vena who, while holding a precious amulet, has accidentally fallen into the Timelash - a time tunnel through which...

Part 2 of "Timelash". On the planet Karfel a high ranking official, Maylin Tekker, uses threats against Peri to force the Doctor to go to Earth and bring back a young woman called Vena who, while holding a precious amulet, has accidentally fallen into the Timelash - a time tunnel through which...