Here’s a black-and-white promotional spot for portions of NBC’s prime time programming airing Saturday, July 6th, 1957.
The spot mentions the following shows: The Julius La Rosa Show, which aired in color from 8-9PM ET; The George Sanders Mystery Theatre, which aired from 9-9:30PM ET; and the series premiere of Encore Theatre, which aired from 10-10:30PM ET. All three were summer replacements for other NBC shows. Encore Theatre featured repeats of episodes from existing dramatic anthology series.
The episode airing on this particular night was “The Woman Who Dared” starring Laraine Day, which originally aired on Wednesday, November 14th, 1956 as an installment of ABC’s Ford Theatre.




