Tony Lo Bianco
— Rocky Marciano
Belinda Montgomery
— Barbara Marciano
Michael O'Hare
— Allie Columbo
Richard Herd
— John Furst
Vincent Gardenia
— Al Weill
Frank Ronzio
— Pierino
Dolph Sweet
— Si Menchlemann
Michael Pataki
— Squeek Squalis
Simmy Bow
— Charlie Goldman
Vanna Salviati
— Rocky's Mother
Mello Alexandria
— Walcott
Susan Plumb
— Peggy West
Booth Colman
— Dr. Stevens
Don Dunphy
— Self
Peter Marciano
— Corner Man
Natasha Ryan
— Mary Ann Marciano
Paul Picerni
— John Addelli
Phillip Simms
— Izzy
Barbara Baldavin
— Nurse
Richard Carlyle
— 2nd Businessman
Tony Davies
— Desk Clerk
Antony Carbone
— Dr. Collyer
Bill Baldwin
— Telethon Host
Lou Cutell
— Cashier
Preston Hanson
— 1st Businessman
Shay Duffin
— Ring Announcer
Carmen Filpi
— Father Santini
Tony Di Milo
— Ring Announcer
Jim Goodwin
— Pool Attendant
Coley Wallace
— Joe Louis