Sylvester Stallone
Robert 'Rocky' Balboa
Burt Young
Paulie Pennino
Antonio Tarver
Mason 'The Line' Dixon
Geraldine Hughes
Marie
Milo Ventimiglia
Robert 'Rocky' Balboa Jr.
Tony Burton
Tony 'Duke' Evers
A.J. Benza
L.C.
James Francis Kelly III
Steps
Lou DiBella
Lou DiBella
Mike Tyson
Mike Tyson
Henry G. Sanders
Martin
Pedro Lovell
Spider Rico
Ana Gerena
Isabel
Louis Giansante
Bar Thug
Maureen Schilling
Lucky's Bartender
Lahmard J. Tate
X-Cell
Woody Paige
ESPN Commentator
Skip Bayless
ESPN Commentator
Jay Crawford
ESPN Commentator
Brian Kenny
ESPN Host
Dana Jacobson
ESPN Host
Charles Johnson
ESPN Host
James Binns
Commissioner
Johnnie Hobbs Jr.
Commissioner
Barney Fitzpatrick
Commissioner
Jim Lampley
HBO Commentator
Larry Merchant
HBO Commentator
Max Kellerman
HBO Commentator
LeRoy Neiman
LeRoy Neiman
Bert Sugar
Ring Magazine Reporter
Bernardo Fernández
Boxing Association of America Writer
Gunnar Peterson
Weightlifting Trainer
Yahya
Dixon's Opponent
Marc Ratner
Weigh-In Official
Anthony Lato Jr.
Rocky's Inspector
Jack Lazzarado
Dixon's Inspector
Michael Buffer
Ring Announcer
Joe Cortez
Referee
Carter Mitchell
Shamrock Foreman
Vinod Kumar
Ravi
Fran Pultro
Father at Restaurant
Frank Stallone Jr.
Dinner Patron
Jody Giambelluca
Dinner Patron
Tobias Segal
Robert's Friend
Tim Carr
Robert's Friend
Matt Frack
Robert's Friend #3
Paul Dion Monte
Robert's Friend
Kevin King Templeton
Robert's Friend
Robert Michael Kelly
Mr. Tomilson
Rick Buchborn
Rocky Fan
Nick Baker
Irish Pub Bartender
Don Sherman
Andy
Stu Nahan
Computer Fight Commentator (voice)
Gary Compton
Security Guard
David Gere
Patron at Adrian's (uncredited)
Jacob 'Stitch' Duran
Stitch (uncredited)
Talia Shire
Adrianna "Adrian" Balboa (Archive Footage) (uncredited)
Burgess Meredith
Micky Goldmill (Archive Footage) (uncredited)
Angelyna Martinez-Boyd
Angie
Jeffrey Mowery
Neighbor (uncredited)