TMDb/The Late Show with Stephe Celebrity Stephen Colbert's Late Show ends in 2026, a major shift for CBS and late-night TV. Discover the impact and his farewell announcement. April 21, 2026 AceShowbiz - In 2026, television audiences are facing the end of several beloved series, with multiple fan-favorite programs being canceled, notably across CBS and NBC. Among the most impactful is the announcement that The Late Show With Stephen Colbert will conclude its run in May 2026, marking a significant shift in late-night television.