The true story of Whitey Bulger, the brother of a state senator and the most infamous violent criminal in the history of South Boston, who became an FBI informant to take down a Mafia family invading his turf.
James 'Whitey' Bulger
Johnny Depp
John Connolly
Joel Edgerton
Marianne Connolly
Julianne Nicholson
Lindsey Cyr
Dakota Johnson
FBI Agent Charles McGuire
Kevin Bacon
Billy Bulger
Benedict Cumberbatch
Brian Halloran
Peter Sarsgaard
Deborah Hussey
Juno Temple
Kevin Weeks
Jesse Plemons
John Morris
David Harbour
FBI Agent Robert Fitzpatrick
Adam Scott
Fred Wyshak
Corey Stoll
John Callahan
Bill Camp
Mickey Maloney
Mark Mahoney
John McIntyre
Brad Carter
Tommy King
Scott G. Anderson
DEA Agent Eric Olsen (Interrogator)
Lonnie Farmer
Mom Bulger
Mary Klug
Mary Bulger
Erica McDermott
Douglas Cyr
Luke Ryan
Buddy Leonard
Owen Burke
Jeremiah O'Sullivan
Lewis D. Wheeler
Joe Cahill
Billy Meleady
Mrs. Cody
Jamie Donnelly
Roger Wheeler
David De Beck
State Captain
Gary Galone
Stephen Flemmi
Rory Cochrane
Agent Scott Gariola
James Russo
McGuire's Secretary
Danae Nason
Young Boy
Bretton Manley
Anna Bjornsdottir
Berglind Jonsdottir
Officer Flynn
David Conley
Irish Nationalist
Ciaran Crawford
FBI Wire Tech
Thomas Philip O'Neill
Joey, Big Italian
Joey Vacchio
Gennaro Angiulo
Bill Haims
Charlie McTiernan
Anthony Molinari
Charlie's Friend
Declan Mulvey
Agent James
Bates Wilder
Dick Lehr
Marc Carver
Gerard O'Neill
Richard Donelly
Prisoner
Brian A. White
FBI Agent
Peter Morse
Father Mackey
Tom Kemp
Michael Donahue
Patrick M. Walsh
DEA Agent
Naheem Garcia
Nurse
Kathryn A. Beauchamp
Drug Dealer
Stephen Curran
Drug Dealer
Darin X.L. MacEachern
Drug Dealer
Cary 'Big Shug' Guy
Crook
Sean Malone
Barman
Jack Neary
Boot Shop Owner
Jimmy Joe Maher
World Jai Alai Chairman
Forry Buckingham
Porthole Bartender
Danny DeMiller
Porthole Customer
Michael F. Murphy
DEA Agent Dan Doherty
Alexander Cook
Little Mary Bulger
Ava Cooper
Kathleen Bulger
Stella Cooper
Driver
Arthur Hiou
Charlie's Friend
Todd Ryan Jones
Floor Dancer (uncredited)
Julie Ann Dawson
Trevor Williams (uncredited)
Fergaledgar
Sr. FBI Official (voice)
Robert E. Walsh
John Martorano
W. Earl Brown
The Mayor
Jim Powers
Walker
Jeff Kamps
Press Photographer
Susan Garfield
Marion Hussey (uncredited)
Colleen Kelly