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.
as James 'Whitey' Bulger
as John Connolly
as Marianne Connolly
as Lindsey Cyr
as FBI Agent Charles McGuire
as Billy Bulger
as Brian Halloran
as Deborah Hussey
as Kevin Weeks
as John Morris
as FBI Agent Robert Fitzpatrick
as Fred Wyshak
as John Callahan
as Mickey Maloney
as John McIntyre
as Tommy King
as DEA Agent Eric Olsen (Interrogator)
as Mom Bulger
as Mary Bulger
as Douglas Cyr
as Buddy Leonard
as Jeremiah O'Sullivan
as Joe Cahill
as Mrs. Cody
as Roger Wheeler
as State Captain
as Stephen Flemmi
as Agent Scott Gariola
as Josh Bond
as McGuire's Secretary
as Young Boy
as Anna Bjornsdottir
as Officer Flynn
as Irish Nationalist
as FBI Wire Tech
as Joey, Big Italian
as Gennaro Angiulo
as Charlie McTiernan
as Charlie's Friend
as Agent James
as Dick Lehr
as Gerard O'Neill
as Prisoner
as FBI Agent
as Father Mackey
as Michael Donahue
as DEA Agent
as Nurse
as Drug Dealer
as Drug Dealer
as Drug Dealer
as Crook
as Barman
as Boot Shop Owner
as World Jai Alai Chairman
as Porthole Bartender
as Porthole Customer
as DEA Agent Dan Doherty
as Little Mary Bulger
as Kathleen Bulger
as Driver
as Charlie's Friend
as Floor Dancer (uncredited)
as Trevor Williams (uncredited)
as Sr. FBI Official (voice)
as John Martorano
as The Mayor
as Walker
as Press Photographer
as Marion Hussey (uncredited)