Ethan Hawke as Paulie

Mark Ruffalo as Brian

Amanda Peet as Stacy Reilly

Donnie Wahlberg as Detective Moran

Will Lyman as Sully

Brian Goodman as Pat Kelly

Angela Featherstone as Katie

Edward Lynch as Jackie

Johnny Serret as Young Brian

Lenny Clarke as Hogie

Lindsey McKeon as Nicole

Susan Garfield as Paulie’s Mother

Richard Lane Jr. as Gunther - Poodle Napper

Leif Riddell as Off Duty Officer

Jay Giannone as Matt