The Return Of Wonder Woman
The 14th episode of Wonder Woman airs on CBS, starring Lynda Carter and Lyle Waggoner. This episode, guest starring Fritz Weaver, opens the show’s second season, and advances the story into the present day (the late 1970s), eliminating the expenses of props, costumes and cars associated with wartime America. 
Logan’s Run series premieres
With a writing staff populated heavily with veterans of the quickly-cancelled The Fantastic Journey, CBS launches Logan’s Run as a television series, with the extended-length pilot episode roaring through the events of the 1976 movie in mere minutes! After only a few episodes, however, CBS schedules the lightweight sci-fi series against Monday Night Football, sealing its doom.
More about Logan’s Run in the LogBook
Hear about it on the Sci-Fi 5 podcast