Hillary Kramer

Barbra Streisand

Eddie `'Kid Natural'` Scanlon

Ryan O'Neal

David

Paul Sand

Percy

Whitman Mayo

Donna Rochester

Patti D'Arbanville

Luis

Chu Chu Malave

Hector Mantilla

Richard Lawson

Gough

James Gregory

Nose - Kline

Earl Boen

Tour Guide

Richard Altman

Newsman

Seth Banks

Lucy

Kristine DeBell

Mario

Murphy Dunne

Girl in Bed

Lindsay Bloom

Fighter

Art Evans

Owner Sinthia Cosmetics

Roger Bowen

Killer

Ernie Hudson

Trainer at Kid's Camp

Len Lesser

Heavyweight in Gym

Badja Djola

Fighter in Kid's Camp

Rory Calhoun

Boxer At Kid's Camp

Eddie 'El Annimal' Lopez

Brenda

Sue Casey

T. V. Show Host

Brent Musburger

Man in Gym

Alvin Childress

Party Guest (uncredited)

Leoda Richards

Cannibal

Tim Rossovich

Gomez

Al Denava

Aerobics Class Dancer (uncredited)

Roslyn Kind

Nose - Moss

Rene Dijon

Fight Announcer

Shay Duffin

Fighter

Ron Henriques

Fighter

Anthony Renya

Fighter

Maurice Sneed

Newsman

Lee Harman

Newsman

Vic Heutschy

Photographer

Dave Ketchum

Photographer

David Ketchum

Announcer

Jimmy Lennon Sr.

Eddie Lopez

Exercise Teacher

Gilda Marx

Referee

Denver Mattson

Bill Murry

Nose - Dean

Robert Nadder

Referee in Long Beach

Harvey Parry

Alan Crane

John Reilly

Murry

Jack Somack

Richard S. Steele

Karen Wookey

Sheldon

Darrell Zwerling

Stunt Double Kid

Joe Amsler

Ringside Reporter (uncredited)

Dennis Falt

Fight Fan (uncredited)

Luther Fear

Trainer (uncredited)

Ralph Gambina

Mantilla's Cornerman

Bill Murray

Man (uncredited)

Raven Grey Eagle

Boxing Coach (uncredited)

Jack Griffin

Party Guest (uncredited)

Monty O'Grady

Fighting Cop (uncredited)

Rick Sawaya

Man at Gym (uncredited)

Jack Slate