Jason Mantzoukas is an American comedian and actor. He has appeared through several TV shows and movies as minor/guest actor. He is best known for his work as Rafi in the FX sitcom The League. He will soon portray Mr D./Dionysus in the Disney+ TV show Percy Jackson & The Olympians
Mantzoukas portrays Adrian Pimento, an ex-detective who people think is crazy now after he worked for Jimmy "The Butcher" Figgis while undercover for 12 years.