Vanished

Richard Widmark

President Paul Roudebush

Eleanor Parker

Sue Greer

Sheree North

Beverly West

James Farentino

Gene Culligan

Robert Young

Sen. Earl Gannon

Larry Hagman

Jerry Freytag

Arthur Hill

Arnold Greer

Tom Bosley

Johnny Cavanaugh

Betty White

TV Hostess

Christine Belford

Gretchen Greer

Russell Johnson

Clyde Morehouse

William Shatner

Dave Paulick

Murray Hamilton

Nick McCann

Stephen McNally

Gen. Palfrey

E.G. Marshall

Arthur Ingram

Chet Huntley

Newscaster

Helen Kleeb

Mrs. Erdlatz

Randolph Mantooth

Ensign

Larry Linville

Walters

Carleton Young

Leonard Carey

Michael Strong

Pete Descowicz

Robert Hooks

Larry Storm

Kevin Hagen

Matthew Silkworth

Herb Vigran

Joe Hotchkiss

Neil Hamilton

Merrihew

Denny Miller

Big Bubba Toubo

Skye Aubrey

Jill Nichols

Martin Agronsky

Reporter

Stacy Keach, Sr.

Gov. Wolcott

Don Pedro Colley

Mercurio

Marco López

Soldier (uncredited)

Fletcher Knebel

Novel

Buzz Kulik

Director

Dean Riesner

Teleplay

Joseph C. Cavalier

Associate Producer

Robert Watts

Editor

David Victor

Executive Producer

Lionel Lindon

Director of Photography

David J. O'Connell

Producer

Leonard Rosenman

Original Music Composer