Plot: The Merv Griffin Show is an American television talk show, starring Merv Griffin. The series ran from October 1, 1962 to March 29, 1963 on NBC, September 20, 1965 to August 15, 1969 in first-run syndication, from August 18, 1969 to February 11, 1972 at 11:30 PM ET weeknights on CBS and again in first-run syndication from February 14, 1972 to September 5, 1986