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