Barbra Streisand
Hillary Kramer

Ryan O'Neal
Eddie "Kid Natural" Scanlon

Paul Sand
David

Whitman Mayo
Percy

Patti D'Arbanville
Donna

Chu Chu Malave
Luis

Richard Lawson
Hector Mantilla

James Gregory
Gough

Lindsay Bloom
Girl In Bed

Earl Boen
Nose - Kline

Roger Bowen
Owner Sinthia Cosmetics

Badja Djola
Heavyweight In Gym

Rory Calhoun
Fighter In Kid's Camp

Sue Casey
Brenda

Alvin Childress
Man In Gym

Kristine DeBell
Lucy

Shay Duffin
Fight Announcer

Murphy Dunne
Mario

Art Evans
Fighter

Ernie Hudson
Killer

David Ketchum
Photographer

Len Lesser
Trainer At Big Bear

Brent Musburger
T. V. Show Host

Harvey Parry
Referee In Long Beach

John Reilly
Alan Crane

Tim Rossovich
Cannibal

Jack Somack
Murry

Darrell Zwerling
Sheldon

Roslyn Kind
Aerobics Class Dancer (uncredited)

Monty O'Grady
Party Guest (uncredited)

Leoda Richards
Party Guest (uncredited)