Biography
Bill Hader is an American actor, comedian, writer and producer. He was a cast member on the NBC variety series Saturday Night Live from 2005 to 2013, where he was known for his impressions and his recurring character Stefon on Weekend Update. He created, wrote, produced, directed and starred in the HBO dark comedy series Barry (2018–2023).
Hader has appeared in supporting roles in films including Superbad (2007), in which he played Officer Slater, and It Chapter Two (2019), as adult Richie Tozier. His voice work includes Fear in Inside Out (2015), Stan in Finding Dory (2016) and Leonard in The Angry Birds Movie (2016). He voices the title character in the animated film The Cat in the Hat (2026).
