Zach Galifianakis to star in Only Murders in the Building Season 4

The Hangover star has been confirmed as the latest actor to join the hit show. He will join a rapidly expanding star line-up that includes Meryl Streep, Eugene Levy, Eva Longoria, Kumail Nanjiani and Molly Shannon, as well as the three leads, Steve Martin, Martin Short and Selena Gomez. It hasn't yet been revealed the role Zach will play in the mystery-comedy series, but a source has told Variety his character is "integral to the twist and turns of this season's investigation"...