BBC1 airs the 29th episode of Doomwatch. This episode, guest starring Elisabeth Sladen (Doctor Who, The Sarah Jane Adventures) 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...
The Black Adder: The Foretelling
June 15, 1983
Eureka
July 18, 2006
Red Dwarf: Back In The Red, Part III
March 4, 1999