Liev Schreiber
Chuck Wepner
Acting
Naomi Watts
Linda Wepner
Acting
Elisabeth Moss
Phyllis Wepner
Acting
Ron Perlman
Al Braverman
Acting
Jim Gaffigan
John Stoehr
Acting
Michael Rapaport
John Wepner
Acting
Pooch Hall
Muhammad Ali
Acting
Morgan Spector
Sylvester Stallone
Acting
Jason Jones
Arty
Acting
William Hill
Paddy
Acting
Wass Stevens
Johnny Dicesare
Acting
Kelvin Hale
Charlie Polite
Acting
Megan Sikora
Flo Wepner
Acting
Emil Tonev
Fight Ref
Crew
Georgia X. Lifsher
Rachel
Acting
Catherine Corcoran
Sandy
Acting
Sadie Sink
Kimberly
Acting
Melo Ludwig
Young Kimberly (aged 6)
Acting
Georgi Georgiev
Mouthy
Acting
Mihail Nedyalkov
Nerk
Acting
Liv Rooth
Platinum Blonde
Acting
Joe Starr
Manny
Acting
Leslie Lyles
Charlotte
Acting
Velizar Binev
Referee
Acting
Robert C. Kirk
Warden
Acting
J.J. Kandel
Jimmy the Cop
Acting
Jen Ponton
Stallone's PA
Acting
Rick Zahn
Police Captain
Acting
Ivan Martin
Bobby Vann
Acting
Jonathan Wilde
Dave
Acting
Zina Wilde
Teacher
Acting
Charlie Meany
Sports Interviewer
Acting
Mark Borkowski
Joe
Acting
Lucinda Rogers
Lil
Acting
Anthony J. Gallo
Maitre'D
Acting
Shade Rupe
16mm Cameraman (uncredited)
Acting
Leonard Zimmerman
Hotel Valet (uncredited)
Acting
Genko Ivanov
Terry Hinke
Crew