The Steve Allen Show was an American variety show hosted by Steve Allen from June 1956 to June 1960 on NBC, from September 1961 to December 1961 on ABC, and in first-run syndication from 1962 to 1964.The first three seasons aired on Sunday nights at 8:00pm Eastern Time (directly opposite The Ed Sullivan Show), then on Mondays at 10:00pm Eastern in the 1959-60 season (as The Steve Allen Plymouth Show). After a season's absence, the series briefly returned on Wednesdays at 7:30pm Eastern.