Charlton Heston

as Stewart Graff

Born 10/04/1923

Died 04/05/2008, age

Ava Gardner

as Remy Royce-Graff

Born 12/24/1922

Died 01/25/1990, age

George Kennedy

as Sgt. Lew Slade

Born 02/18/1925

Died 02/28/2016, age

Lorne Greene

as Sam Royce

Born 02/12/1915

Died 09/11/1987, age

Geneviève Bujold

as Denise Marshall

Born 07/01/1942, age

Richard Roundtree

as Miles Quade

Born 07/09/1942

Died 10/24/2023, age

Barry Sullivan

as Dr. Willis Stockle

Born 08/29/1912

Died 06/06/1994, age

Lloyd Nolan

as Dr. James Vance

Born 08/11/1902

Died 09/27/1985, age

Walter Matthau

as Drunk

Born 10/01/1920

Died 07/01/2000, age

Pedro Armendáriz Jr.

as Chavez

Born 04/06/1940

Died 12/26/2011, age

John Randolph

as Los Angeles Mayor

Born 06/01/1915

Died 02/24/2004, age

Kip Niven

as Walter Russell

Born 05/27/1945

Died 05/06/2019, age

Donald Moffat

as Dr. Harvey Johnson

Born 12/26/1930

Died 12/20/2018, age

Alan Vint

as Ralph

Born 11/11/1944

Died 08/16/2006, age

George Murdock

as Colonel

Born 06/25/1930

Died 04/30/2012, age

Josh Albee

as Boy with Radio (uncredited)

Born 09/19/1959, age

Lonny Chapman

as LAPD Captain (uncredited)

Born 10/01/1920

Died 10/12/2007, age

Sam Chew Jr.

as Tony (Kathie's Husband) (uncredited)

Born 08/20/1942, age

Jerry Hardin

as Man (uncredited)

Born 11/20/1929, age

Sandy Ward

as Studio Guard (uncredited)

Born 07/12/1926

Died 03/06/2005, age