Nocaute
Voltar
Jake GyllenhaalBilly 'The Great' Hope
Rachel McAdamsMaureen Hope
Forest WhitakerTitus 'Tick' Wills
Oona LaurenceLeila Hope
50 CentJordan Mains
Skylan BrooksHoppy
Naomie HarrisAngela Rivera
Victor OrtizRamone
Beau KnappJon Jon
Miguel GómezMiguel 'Magic' Escobar
Dominic ColónMikey- Jose CaraballoEli Frost
Malcolm M. MaysGabe- Aaron QuattrocchiKeith 'Buzzsaw' Brady
Lana YoungGloria
Danny HenriquezHector Escobar
Patsy MeckJudge Kayle- Vito GrassiNick
- Tony WeeksReferee
Jimmy Lennon Jr.Jimmy Lennon Jr.
Charles HoyesStuart Korman
Clare FoleyAlice
Rita OraMaria Escobar
Jim LampleyHimself
Adam KroloffSimon Stillman
Joe FishelGala Attendee
Michelle JohnstonMrs. Doyle- Jackson NunnBook Vendor (sem créditos)