Patrick 'Paddy' Connors
Archibald 'Archie' Clayton
Billy Gerson
Sam Harris
Diana Boyle
Dean
Lonnie
Maurice
Miriam Harris
Ezra Clayton
Lisa
Maid of Honor
Danny the Greaser
Bachelorette
Security Guard
Floor Manager
50 Cent
Blackjack Dealer
Elizabeth
Stefan Gordy
Young Paddy (voice)
Party Patron
Drag Queen in Pink (uncredited)
Young Billy
Young Archie
Young Sam
Young Sophie
Shufflebot