Searxng/Rooster HBO tv Celebrity Steve Carell stars in HBO's hit new comedy Rooster. The network's biggest U.S. comedy debut in years. Watch the series from the creators of Scrubs. March 13, 2026 AceShowbiz - Steve Carell stars in Rooster, HBO's latest comedy series created by the team behind Scrubs, Bill Lawrence and Matt Tarses. The show premiered to an impressive 2.4 million U.S. cross-platform viewers within its first three days, marking it as HBO's most-watched comedy debut in the U.S. since June 2015, when The Brink launched.