Black Mass Cast and Crew

Main Cast: Julianne Nicholson as Marianne Connolly

Main Cast: Johnny Depp as James 'Whitey' Bulger

Main Cast: Joel Edgerton as John Connolly

Supporting Cast: Benedict Cumberbatch as Billy Bulger

Supporting Cast: David Harbour as John Morris

Supporting Cast: Bill Camp as John Callahan

Supporting Cast: Mark Mahoney as Mickey Maloney

Supporting Cast: Brad Carter as John McIntyre

Supporting Cast: Scott G. Anderson as Tommy King

Supporting Cast: Lonnie Farmer as DEA Agent Eric Olsen (Interrogator)

Supporting Cast: Mary Klug as Mom Bulger

Supporting Cast: Erica McDermott as Mary Bulger

Supporting Cast: Luke Ryan as Douglas Cyr

Supporting Cast: Owen Burke as Buddy Leonard

Supporting Cast: Lewis D. Wheeler as Jeremiah O'Sullivan

Supporting Cast: Billy Meleady as Joe Cahill

Supporting Cast: Jamie Donnelly as Mrs. Cody

Supporting Cast: David De Beck as Roger Wheeler

Supporting Cast: Gary Galone as State Captain

Supporting Cast: James Russo as Agent Scott Gariola

Supporting Cast: Jeremy Strong as Josh Bond

Supporting Cast: Danae Nason as McGuire's Secretary

Supporting Cast: Bretton Manley as Young Boy

Supporting Cast: Berglind Jonsdottir as Anna Bjornsdottir

Supporting Cast: David Conley as Officer Flynn

Supporting Cast: Ciaran Crawford as Irish Nationalist

Supporting Cast: Thomas Philip O'Neill as FBI Wire Tech

Supporting Cast: Joey Vacchio as Joey, Big Italian

Supporting Cast: Bill Haims as Gennaro Angiulo

Supporting Cast: Anthony Molinari as Charlie McTiernan

Supporting Cast: Declan Mulvey as Charlie's Friend

Supporting Cast: Bates Wilder as Agent James

Supporting Cast: Marc Carver as Dick Lehr

Supporting Cast: Richard Donelly as Gerard O'Neill

Supporting Cast: Brian A. White as Prisoner

Supporting Cast: Peter Morse as FBI Agent

Supporting Cast: Tom Kemp as Father Mackey

Supporting Cast: Patrick M. Walsh as Michael Donahue

Supporting Cast: Naheem Garcia as DEA Agent

Supporting Cast: Kathryn A. Beauchamp as Nurse

Supporting Cast: Stephen Curran as Drug Dealer

Supporting Cast: Darin X.L. MacEachern as Drug Dealer

Supporting Cast: Cary 'Big Shug' Guy as Drug Dealer

Supporting Cast: Sean Malone as Crook

Supporting Cast: Jack Neary as Barman

Supporting Cast: Jimmy Joe Maher as Boot Shop Owner

Supporting Cast: Forry Buckingham as World Jai Alai Chairman

Supporting Cast: Danny DeMiller as Porthole Bartender

Supporting Cast: Michael F. Murphy as Porthole Customer

Supporting Cast: Alexander Cook as DEA Agent Dan Doherty

Supporting Cast: Ava Cooper as Little Mary Bulger

Supporting Cast: Stella Cooper as Kathleen Bulger

Supporting Cast: Arthur Hiou as Driver

Supporting Cast: Todd Ryan Jones as Charlie's Friend

Supporting Cast: Julie Ann Dawson as Floor Dancer (uncredited)

Supporting Cast: Fergaledgar as Trevor Williams (uncredited)

Supporting Cast: Robert Walsh as Sr. FBI Official (voice)

Supporting Cast: W. Earl Brown as John Martorano

Supporting Cast: Jim Powers as The Mayor

Supporting Cast: Jeff Kamps as Walker

Supporting Cast: Jesse Plemons as Kevin Weeks

Supporting Cast: Dakota Johnson as Lindsey Cyr

Supporting Cast: Rory Cochrane as Steve Flemmi

Supporting Cast: Adam Scott as FBI Agent Robert Fitzpatrick

Supporting Cast: Kevin Bacon as Charles McGuire

Supporting Cast: Peter Sarsgaard as Brian Halloran

Supporting Cast: Corey Stoll as Fred Wyshak

Supporting Cast: Juno Temple as Deborah Hussey

Director: Scott Cooper

Film Producer: Brett Ratner

Film Producer: Phil Hunt

Film Producer: Shaun Compton Ross

Film Producer: Christopher Woodrow

Film Producer: James Packer

Film Producer: Lauren Selig

Film Producer: Brett Granstaff

Film Producer: Steven Mnuchin

Film Producer: Gary Granstaff

Film Producer: Peter Mallouk

Film Producer: Ray Mallouk

Film Producer: Scott Cooper

Film Producer: John Lesher

Film Producer: Patrick McCormick

Film Producer: Brian Oliver

Film Producer: Tyler Thompson