Companies Showtime cable television brandfounded 1983 Parent companyCBS Corporationfounded 30 November 1997, dissolved 15 April 2000Founded byViacomfounded 3 May 1971, dissolved 3 January 2006WWarner-Amex Satellite Entertainmentfounded 1977, dissolved 1985Owned byCCBSfounded 18 September 1927Paramount Globalfounded 4 December 2019, dissolved 7 August 2025OwnsSShowtimefounded 1 July 1976 From Wikipedia and Wikidata (public domain), updated daily.