John Wayne

McQ

Eddie Albert

Kosterman

Diana Muldaur

Lois

Colleen Dewhurst

Myra

Clu Gulager

Toms

David Huddleston

Pinky

Julian Christopher

J.C.

Al Lettieri

Santiago

Julie Adams

Elaine

Roger E. Mosley

Rosey

William Bryant

Stan Boyle

Richard Kelton

Radical

Joe Tornatore

LaSalle

Richard Eastham

Walter Forrester

Leslie Carlson

Radical (uncredited)

June Foray

Disk Jockey (voice) (uncredited)

Azizi Johari

Hot Dog Girl at Snack Bar (uncredited)

Hal Needham

Santiago Henchman (uncredited)

Chuck Roberson

Santiago's Bodyguard (uncredited)

Glenn R. Wilder

Motorcyclist (uncredited)