Peter Halliday

A traveller who can visit any place travels through history with various companions and battles against aliens and other evil beings.

As the Doctor stumbles upon the mind-bending truth about the Scaroth, last of the Jagaroth, can he prevent Romana and Duggan from falling into the Count's evil clutches?

The TARDIS gets transported to the 1920s while heading to Metebelis Three, leaving the Doctor and Jo in the hold of a cargo steamer that mysteriously vanished in the Indian Ocean.

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.

The Miniscope is damaged and beginning to fail, the Drashigs running loose. Can the Doctor return everyone to their proper time and place before it's too late?

The Doctor and Jo work to escape from the vile Miniscope. But a ravening horror is following them through the very circuits of the machine...