Michael Sarrazin as Denny McGuire

Jacqueline Bisset as Vickie Cartwright

Anthony Franciosa as Collie Ransom

Bob Denver as Choo-Choo Burns

Michele Carey as Thumper Stevens

Michael Wilding as Bill Cartwright

Lara Lindsay as Martha

Norma Crane as Mrs. Cartwright

Percy Rodriguez as Lieutenant Harvey Atkins

Warren Stevens as Brady Caswell

Pat Buttram as Texas Gambler

Michael Forest as Barry Green

Lloyd Gough as Parker

Stacy King as Big Jane

Corinna Tsopei as Tennis Girl

Charles Dierkop as Mr. Clean

Arthur Franz as Army Psychiatrist

Wesley Lau as Gene Bronson

Marc Cavell as Outlaw Biker