Jake Gyllenhaal
Billy 'The Great' Hope
Rachel McAdams
Maureen Hope
Forest Whitaker
Titus 'Tick' Wills
Oona Laurence
Leila Hope
50 Cent
Jordan Mains
Skylan Brooks
Hoppy
Naomie Harris
Angela Rivera
Victor Ortiz
Ramone
Beau Knapp
Jon Jon
Miguel Gómez
Miguel 'Magic' Escobar
Dominic Colón
Mikey
Malcolm M. Mays
Gabe
Lana Young
Gloria
Patsy Meck
Judge Kayle
Charles Hoyes
Stuart Korman
Clare Foley
Alice
Rita Ora
Maria Escobar
Jim Lampley
Himself
Adam Kroloff
Simon Stillman
Joe Fishel
Gala Attendee
Michelle Johnston
Mrs. Doyle
Jose Caraballo
Eli Frost
Aaron Quattrocchi
Keith 'Buzzsaw' Brady
Danny Henriquez
Hector Escobar
Vito Grassi
Nick
Tony Weeks
Referee
Jimmy Lennon Jr.
Jimmy Lennon Jr.
Jackson Nunn
Book Vendor (uncredited)
