Brad Pitt Producer
Kevin Corrigan Cousin Sean
Matt Damon Colin
Leonardo DiCaprio Billy
Mark Wahlberg Dignam
Vera Farmiga Madolyn
Martin Scorsese Director
Jack Nicholson Costello
Ray Winstone Mr. French
Anthony Anderson Brown
Alec Baldwin Ellerby
Martin Sheen Queenan
James Badge Dale Barrigan
David O'Hara Fitzy
Alan Mak Siu-fai Original Film Writer, Other
Andrew Lau Wai-keung Other
Terry Serpico Detective #3 Tailing Queenan
Chance Kelly Exam Instructor
Mark Rolston Delahunt
John Cenatiempo Providence Gangster #2
Roy Lee Executive Producer
Brian Haley Detective #2 Tailing Queenan
Howard Shore Original Music Composer
Felix Chong Man-keung Original Film Writer
Brad Grey Producer
J.C. MacKenzie Realtor
Peewee Piemonte Stunts
Joseph Riccobene Kneecapped Bankrobber
Craig Castaldo Crack House Denizen
Joseph P. Reidy Assistant Director, Priest w/ Young Colin
Audrie Neenan Woman at Bar #2
Dorothy Lyman Woman at Bar #1
Shay Duffin Bartender at Brasserie
William Monahan Screenplay
Kristen Dalton Gwen
Thelma Schoonmaker Editor
Chris Barnes Stunts
Joseph Oliveira Officer (uncredited)
Graham King Producer
Mick O'Rourke Jimmy Bags
Francesca Scorsese Little Girl at Airport
Lyman Chen Translator
Chris Fischer Detective #2 - Colin's Unit
Brian Smyj Man Glassed in Bar
George B. Colucci Jr. Stunts
Cathy Scorsese Props
Johnny Cicco Crack Addict
Ellen Lewis Casting
Larry Mitchell Younger Priest
Tim Monich Dialect Coach
Douglas Crosby Man Killed by French
Eric Bruno Borgman Reporter (uncredited)
Armen Garo Providence Gangster #1
Robert Legato Visual Effects Supervisor
Robert Wahlberg Lazio (FBI)
Chris Lyons Special Effects Makeup Artist
Andrew Rowlands Steadicam Operator, Camera Operator
Jodi Michelle Pynn Stunts
Robert Griffon Jr. Property Master
Kristi Zea Production Design
Kay Georgiou Hairstylist
Michael Ballhaus Director of Photography
John Rue Luncheonette Proprietor
Takumi Bando Triad (uncredited)
Conor Donovan Young Colin
David Swayze Assistant Art Director
Billy Smith Detective #1 Tailing Queenan
Marissa Littlefield ADR Supervisor
John Caglione Jr. Makeup Artist
Jac Rubenstein Dialogue Editor
Blaise Corrigan Stunts
Nellie Sciutto Queenan's Secretary