Brian Reilly
Paulie McDougan
Stacy Reilly
Sully
Pat Kelly
Detective Moran
Katie
Jackie
Roundman / Old Lady (as Mike Yebba)
Sean
Mark (5 Years Old)
Mark (10 Years Old)
Young Paulie
Young Brian (as Jean Pierre 'JP' Serret)
Delivery Man
Waitress / Kim
Off Duty Officer
Hogie
Matt (as John Robert Giannone)
Marius
Gunther - Poodle Napper
Creep / Murder Victim
Polack
Young Stacy
Chappy (as Richard Skinner)
Carpet Store Driver
Anthony
Alcoholic Speaker #1
Lisa / Waitress
Tommy (as Richard Italiano Jr.)
Burt - Jeweler (as Will Lebow)
Callahan / Guard
Steroid Geek #1
Steroid Geek #2
Steroid Geek #3
Nicole
Doctor
Ronny Dents
Nurse
Ray - Alcoholic Speaker (as Ryan Mahoney)
Anchorwoman
Robert Stavos / Child Molester (as Vic Clay)
Captain Stover (as Thomas Kemp)
Gas Man
City Worker
Power Wash Jerry
Eddie
Richie the Slob
Sidewalk Café Worker (as Mandy Olsen)
Café Patron
Bartender
Prison Inmate (uncredited)
Participant in AA Meeting (uncredited)
Prison Visitor (uncredited)
Store Owner (uncredited)
Teacher / Restaurant Patron (uncredited)
Prison Guard (uncredited)
Security Guard (uncredited)
(uncredited)
Street Thug (uncredited)
Paulie's Mother (uncredited)
Irish Thug / Prison Inmate (uncredited)
Police Sergeant (uncredited)
Doctor (uncredited)
AA Meeting Member (uncredited)
Bar Patron (uncredited)
80's Flashback Bar Girl (uncredited)
Upscale Restaurant Guest (uncredited)
Jimmy - Loudmouth Bar Patron (uncredited)