Peter Falk

Harry Sears

Vicki Frederick

Iris

Laurene Landon

Molly

Burt Young

Eddie Cisco

Tracy Reed

Diane

Claudette Nevins

Solly

Richard Jaeckel

Reno Referee

John Hancock

Big John Stanley

Lenny Montana

Jerome

Charlie Dell

Merle LeFevre

Chick Hearn

Himself

Cliff Emmich

Obese Promoter

Clyde Kusatsu

Clyde Yamashito

Jonathan Terry

Akron Doctor

Angela Aames

Louise

Stanley Brock

Myron

Susan Mechsner

Creature #1

Faith Minton

Big Mama

Paul Greenwood

Mud Wrestling Emcee

Don Brodie

Reno Timekeeper

Leonard Bremen

No-Name Promoter

Gloria Hayes

Jerome's Girlfriend

Perry Cook

Doctor

Steve White

Body Builder

Cosmo Sardo

Barber

Nicholas Shields

Warehouse Player

Susan Barnes

Merle's Wife

Chuck Hicks

Thug

Gary McLarty

Thug

Mike Mazurki

Chicago Referee (uncredited)

Brinke Stevens

Woman (uncredited)

Dominic Paolo Testa

Restaurant Patron (uncredited)