Last updated 22 March 2017
Broadcast: Wednesday 22nd March 2017
7:00pm-7:30pm EDT (23:00 GMT) « »
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 Source: Retro TV