
Born January 31, 1922 — Died January 25, 1995
From Oakland, California, USA
Also known as William R. Sylvester
William Sylvester (January 31, 1922 – January 25, 1995) was an American TV and film actor. His most famous film credit was Dr. Heywood Floyd in Stanley Kubrick's 2001 A Space Odyssey (1968). Born in Oakland, California and married at one time to the British actress Veronica Hurst, he moved to Englan...

The 9th Wonder of the World: The Making of 'Gorgo'
Sam Slade (archive footage)

2001: The Making of a Myth
Dr. Heywood R. Floyd (archive footage) (uncredited)

Roger Moore: A Matter of Class
Self (archive footage)

First Family
TV Commentator Howard

Heaven Can Wait
Nuclear Reporter

Riding with Death
Leonard Driscoll

The Hindenburg
Luftwaffe Colonel

Busting
Mr. Weldman

Don't Be Afraid of the Dark
Tom Henderson

The Lawyer
Paul Harrison

The Challengers
Brad York

The Syndicate
Burt Hickey

The Hand of Night
Paul Carver

Red and Blue
Trumpeter

2001: A Space Odyssey
Dr. Heywood Floyd

You Only Live Twice
Pentagon Official (uncredited)

Devils of Darkness
Paul Baxter

Devil Doll
Mark English

Ring of Spies
Gordon Lonsdale

Blind Corner
Paul Gregory

Incident at Midnight
Vince Warren

Information Received
Rick Hogan

Gorgo
Sam Slade

Offbeat
Layton / Steve Ross

Whirlpool
Hermann
The Caine Mutiny Court-Martial

Dublin Nightmare
John Kevin

High Tide at Noon
Alec Douglas

Portrait of Alison
Dave Forrester

The Stranger Came Home
Philip Vickers

What Every Woman Wants
Jim Barnes

Albert R.N.
Texas

House of Blackmail
Jimmy

Appointment in London
Mac

The Yellow Balloon
Len Turner

They Were Not Divided
American Soldier (uncredited)

Give Us This Day
Giovanni