Robert Vaughn

Glen Manning

Merrie Lynn Ross

April Adams

Keenan Wynn

U.S. Secretary of Defense

Aldo Ray

Karl Krauss

Victoria Carroll

Secretary Julie Simmons

Kieu Chinh

Major Chinn Lee

Glenn Ransom

Bernard Vogel

Lynn Cartwright

Assistant Brunner

Corinne Cole

Greta

Carol Terry

Captive

Leo Gordon

C.I.A. Chief Al Norris (uncredited)