Charlie Hunnam
Role: Stanley Kaminski
Jack O'Connell
Role: Walter 'Lion' Kaminski
Jonathan Majors
Role: Pepper
Meredith Holzman
Role: Darlene
Nick Mullen
Role: Clay Carlson
Jere Shea
Role: Stepfather McGinty
Patrick M. Walsh
Role: Lefty Denunzio
Lucien Spelman
Role: Roman
Katie Duncan
Role: Front Desk Clerk
Johnno Wilson
Role: Reggie
Robert Otis
Role: Cue Ball
Margaret Devine
Role: Mother McGinty
Frank Ridley
Role: Burly Father
Wendy Overly
Role: Waitress
Michael Tow
Role: Kind Father
Moira Driscoll
Role: Bus Driver
Scott Fielding
Role: Milos
Thomas J Berry
Role: Train Patron (uncredited)
Christopher Cagle
Role: Pepper's Crew (uncredited)
Christina Calvao
Role: Amtrak Employee (uncredited)
Ken Cheeseman
Role: Old Senior (uncredited)
Ellen Collins
Role: Diner Waitress (uncredited)
Jamie Ghazarian
Role: College Girl (uncredited)
Jed Griswold
Role: Boxing Patron (uncredited)
Tony Ionno
Role: Bar Patron (uncredited)
Manny Jagroop
Role: Pepper's Head Thug (uncredited)
Dawayne Jordan
Role: San Francisco Chinatown Cop (uncredited)
Joseph Oliveira
Role: Joey (uncredited)
Mel Powell
Role: San Francisco Police Detective (uncredited)
Juliana Redden
Role: Bar Patron (uncredited)
Billy Silvia
Role: San Francisco Detective (uncredited)
David Torres Jr.
Role: Lefty's Buddy (uncredited)
Bobby Garrafa
Role: College Kid (uncredited)
Christina Marie Pereira
Role: (uncredited)