Guy Stockwell

as Harry Jordan

Susan Oliver

as Barbara Cole

Larry Storch

as Stutz

Avery Schreiber

as Max Jordan

Sherry Jackson

as Mona

Shepperd Strudwick

as Tersh Jeterax

Keenan Wynn

as General Blackwish

Ed Begley

as U.S. President

J.J. Barry

as Culp

Martin Harvey Friedberg

as Newt

Sid Grossfeld

as Gate Guard

Burt Heyman

as Fink

Helen Malone

as Mrs. Jordan

Mike Nussbaum

as Exercise Chief

Murphy Dunne

as Monitor Driver

Peter Boyle

as Production Manager

Jackie Vernon

as Himself

Alan Arkin

as Man in Monitors Commercial

Adam Arkin

as Boy in Monitors Commercial

Matthew Arkin

as Man in Monitors Commercial

Xavier Cugat

as Bug for Culture

Barbara Dana

as Woman in Monitors Commercial

Everett Dirksen

as Man in Monitors Commercial

Stubby Kaye

as Cameo

Fred Kaz

as Man in Monitors Commercial

Lynne Lipton

as Woman in Monitors Commercial

Mel Zellman

as Narrator (voice)

Tom Erhart

as Narrator (voice)