BBC1 airs the second episode of Doomwatch. This episode 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...
Land Of The Giants: The Chase
April 20, 1969
The Outer Limits: The Galaxy Being
September 16, 1963
Arrow: The Climb
December 10, 2014