Searxng/Rooster HBO tv Celebrity Steve Carell's new HBO comedy Rooster is a hit! It's HBO's biggest comedy debut in over a decade, blending humor & heart. Watch now. March 14, 2026 AceShowbiz - Steve Carell has made a remarkable return to television with his new HBO comedy series Rooster, which has just set a significant milestone for the network. The show premiered on March 8, 2026, and quickly became HBO's biggest comedy debut in the United States in over a decade, drawing 2.4 million cross-platform viewers within its first three days.