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See broadcasts for WTTW 11 ChicagoThe Invasion of Time: Part Four

Last updated 08 January 2017
The Invasion of Time: Part Four
Broadcast: Thursday 14th February 1980
5:30pm CST (23:30 GMT) < > « » Premiere < > « »
WTTW 11 Chicago
Featuring: Tom Baker, Louise Jameson, John Leeson, Christopher Tranchell

As the Vardans finally fully materialise on Gallifrey, the Doctor prepares to spring his trap. But does a more deadly alien force lie behind the Vardans?

Synopsis Source: Doctor Who Guide

One episode was pre-empted between 13th and 19th February - this has been assumed to be Tuesday 19th based on previous day pre-emptions on the channel.

Broadcast Source: BroaDWcast