 (Benny himself would appear on rival network CBS's "The Jack Benny Program" immediately following "Chesterfield Sound-off Time").Red Skelton also made his network television debut on NBC's Sunday night schedule this season, but long-term success eluded him until after he moved to CBS in the fall of 1953.Although most TV programming was live, both CBS and NBC also experimented in filmed series; Castleman and Podrazik highlight early filmed hits "I Love Lucy" on CBS and "Dragnet" on NBC.