This Week in Sweden

Warriors of the Deep: Part Four
Last updated 08 February 2017
7:45pm CET (18:45 GMT) < > « »
TV4 Science Fiction

Featuring: Peter Davison, Janet Fielding, Mark Strickson, Tom Adams
Lethal hexachromite gas is used against the reptilian threat. World war is avoided but many lives are lost and the Doctor reflects there should have been another way.
Synopsis Source: Doctor Who Guide
Broadcast notes:
Simulcast on MTV3 Scifi in Finland.
Broadcast Source: MTV3 SciFi listings