BBC1 airs the ninth episode of Doomwatch. This episode, guest starring Richard Hurndall (Doctor Who: The Five Doctors), no longer exists in the BBC’s archives.
theLogBook.com
https://www.theLogBook.com
Earl Green is the creator, curator, and head writer of theLogBook.com.
Also of interest...
Voyagers!: Voyagers Of The Titanic
February 27, 1983
Doctor Who: The Seeds Of Death, Part 3
February 8, 1969
Doctor Who: The Happiness Patrol, Part 1
November 2, 1988