Classic Doctor Who: The First Doctor

The travellers venture out on to the surface of a new world.

The Doctor, Ian and Susan discover that they have exposed to radiation.

Fearful of a Thal attack, the Daleks force Susan to trick the Thals.

Pretending to be a Dalek, Ian finds that that he is trapped inside the casing.

Ian and Barbara join a Thal expedition that will penetrate the Dalek city.

The Thals and the time travellers attack the Daleks.

The Doctor and his crew begin to act strangely after a mysterious explosion on the TARDIS.

The time travellers are in grave danger as the TARDIS nears total disintegration.

The TARDIS lands on a remote island, surrounded by a sea of acid and are set a task.

In the city of Morphoton, the Doctor, Barbara, Ian and Susan are welcomed as guests.

Ian and Barbara find a temple in the jungle. Inside is Darrius, keeper of one of the keys.

In a snowy wasteland, Vasor, an unscrupulous trapper, imprisons the travellers.

Arriving in Millennius, Ian is put on trial for murder. The Doctor takes his case.

The Doctor solves the murder mystery and finds the final missing key.

When Barbara meets the Aztecs they mistake her for a reincarnation of the High Priest.

Barbara's interference in Aztec traditions cast doubt over her supposed divinity.

Barbara's divine powers are challenged and she humiliates Tlotoxl.

Can the Doctor and his companions escape before they are sacrificed to the Sun God?

The crew onboard a spaceship have been trapped in a state of permanent paralysis.