Who is Bill Hader, whom Nick Reiner confronted hours before murdering his father?

Hader is not just a comedian; he is the co-creator, director, writer, and star of the critically acclaimed HBO series Barry. The show, which follows a depressed hitman trying to become an actor, earned Hader multiple Emmy Awards. His ability to masterfully blend dark themes with humour made him a critical darling, a status Nick Reiner reportedly coveted but felt he lacked.