Robert Redford

Joseph Turner

Faye Dunaway

Kathy Hale

Cliff Robertson

J. Higgins

Max von Sydow

G. Joubert

John Houseman

Mr. Wabash

Addison Powell

Leonard Atwood

Walter McGinn

Sam Barber

Tina Chen

Janice Chon

John Randolph Jones

Beefy Man

Michael Kane

S.W. Wicks

Helen Stenborg

Mrs. Edwina Russell (as Helen Stenbure)

Patrick Gorman

Martin

Carlin Glynn

Mae Barber (as Carlin Gylnn)

Hank Garrett

Mailman

Michael Miller

Fowler

Arthur French

Messenger

Robert Phalen

Newberry

Ed Crowley

Ordinance Man

John Connell

TV Reporter

James Keane

Store Clerk

Ed Setrakian

Customer

Myron Natwick

Civilian

Steve Bonino

Kid

Dorothi Fox

Nurse

Ernest Harden Jr.

Teenager

Russell Johnson

Intelligence Officer at Briefing (uncredited)