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