The 47th episode of Gene Roddenberry’s science fiction series Star Trek premieres on NBC. The Enterprise crew goes up against a psychedelic giant microbe (actually one of the most impressive effects of the original series).
theLogBook.com
https://www.theLogBook.com
Earl Green is the creator, curator, and head writer of theLogBook.com.
Also of interest...
Doctor Who: Creature From The Pit, Pt. 2
November 3, 1979
Tales Of The Unexpected: Youth From Vienna
July 2, 1983
The Adventures of Brisco County, Jr.
August 27, 1993