Sylvester Stallone (Robert 'Rocky' Balboa), Talia Shire (Adrianna 'Adrian' Balboa), Burt Young (Paulie Pennino), Carl Weathers (Apollo Creed), Mr. T (Clubber Lang), Burgess Meredith (Mickey Goldmill), Tony Burton (Tony 'Duke' Evers) more..., Hulk Hogan (Thunderlips), Ina Fried (Robert 'Rocky' Balboa Jr.), Al Silvani (Al), Wally Taylor (Clubber Lang's Manager), Jim Hill (Sportscaster), Don Sherman (Andy), Dennis James (Wrestling commentator 1), Jim Healy (Wrestling commentator 2), Ray Gedeon (Wrestling Referee), Gene Crane (Mayor), Stu Nahan (Title Rematch Commentator), Bill Baldwin (Title Rematch Commentator), Jimmy Lennon Sr. (Title Announcer), Marty Denkin (Title Referee), John David Morris (Doctor), Lou Fillipo (Rematch Referee), Jeff Temkin (Rematch Ring Announcer), Mario Machado (Interviewer), Tony Hernández (Himself), Frank Stallone Jr. (Singer / Opponent), Philmore Berger (Rabbi), Big Yank (Sparring Partner), François André (Clubber's Cornerman), Eddie Smith (Clubber's Cornerman), Chino 'Fats' Williams (Derelict), LeRoy Neiman (Special Appearance), Bob Minor (Challenger), Clifford Strong (Challenger), Julius LeFlore (Challenger), Jason Felice (Challenger), Tony Brubaker (Challenger), Rex Pierson (Challenger), Ray Notaro Jr. (Challenger) and others.

Robert Chartoff (Producer), Irwin Winkler (Producer), Bill Conti (Original Music Composer), Bill Butler (Director of Photography), Mark Warner (Editor), Don Zimmerman (Editor), Rhonda Young (Casting) more..., William J. Cassidy (Production Design), Ron Foreman (Art Direction), J. Dennis Washington (Art Direction), Joe D. Mitchell (Set Decoration), Tom Bronson (Costume Design), James D. Brubaker (Production Manager), Michael Westmore (Makeup Artist), Howard Jensen (Special Effects), Ron Stein (Stunt Coordinator), Freddie Hice (Stunts), Linda Horner (Production Executive), James R. Connell (Camera Operator), Lynn Tomes (First Assistant Camera), Julie Pitkanen (Script Supervisor), Christine M. Loss (Still Photographer), Christopher Ramsey (Boom Operator), Colin J. Campbell (Chief Lighting Technician), George Hill (Key Grip), Russell McEntyre (Transportation Coordinator), Bill Dietz (Property Master), Vivian McAteer (Hairstylist), Gib Jaffe (First Assistant Editor), Stephen A. Hope (Music Editor), Donah Bassett (Negative Cutter), Robert Raring (Color Timer), Herb Nanas (Executive Producer), Clifford C. Coleman (First Assistant Director), Dale Benson (Location Manager), Hope R. Goodwin (Second Assistant Director), Howard Jension (Special Effects), Tony Brubaker (Stunts), Sylvester Stallone (Writer), Frank E. Warner (Supervising Sound Editor) and others.