Trailer
Cast
Erica McDermott
Mary Bulger
James Russo
Agent Scott Gariola
Jamie Donnelly
Mrs. Cody
Robert E. Walsh
Sr. FBI Official (voice)
Joel Edgerton
John Connolly
Juno Temple
Deborah Hussey
Bill Camp
John Callahan
Declan Mulvey
Charlie's Friend
David Harbour
John Morris
Colleen Kelly
Marion Hussey (uncredited)
Susan Garfield
Press Photographer
Dakota Johnson
Lindsey Cyr
Jesse Plemons
Kevin Weeks
Corey Stoll
Fred Wyshak
Gary Galone
State Captain
Anthony Molinari
Charlie McTiernan
Cary 'Big Shug' Guy
Drug Dealer
Julianne Nicholson
Marianne Connolly
Owen Burke
Buddy Leonard
Naheem Garcia
DEA Agent
Jack Neary
Barman
Brad Carter
John McIntyre
Thomas Philip O'Neill
FBI Wire Tech
Brian A. White
Prisoner
Jim Powers
The Mayor
Jeff Kamps
Walker
Rory Cochrane
Stephen Flemmi
Johnny Depp
James 'Whitey' Bulger
Kevin Bacon
FBI Agent Charles McGuire
Lonnie Farmer
DEA Agent Eric Olsen (Interrogator)
Bates Wilder
Agent James
Tom Kemp
Father Mackey
Mark Mahoney
Mickey Maloney
Lewis D. Wheeler
Jeremiah O'Sullivan
Arthur Hiou
Driver
Peter Sarsgaard
Brian Halloran
Adam Scott
FBI Agent Robert Fitzpatrick
Benedict Cumberbatch
Billy Bulger
Patrick M. Walsh
Michael Donahue
Scott G. Anderson
Tommy King
David De Beck
Roger Wheeler
Danae Nason
McGuire's Secretary
W. Earl Brown
John Martorano