Robert Beatty

as Dr. Ralph Halvorsen

as Left Door Knocker (voice)

as Tanker Captain

as U.S. President

as Brig. Gen. George Carnaby

as General Cutler

as Admiral

as Proculus

as US Crewman (uncredited)

as Dennis

as Lt. William Bush

as RCMP Mountie in Alberta (voice)

as Pulver

as Col. Ilenko

as Gen. Halstead

as Sgt. Hopkins

as Senator Milburn

as Barovic

as Gun Dealer

as The Judge

as Lord Beaverbrook

as Jeff Newton, Elizabeth's Husband

as Tusker Hawkins

as Ambassador Neville

as Tim Forrester

as Pete Dawson

as Father Philip Elliot

as Det. Insp. Rogers

as 'Yank' Preston - M.V. San Demetrio

as Shinto

as General Cutler

as Dr. Taubman

as Lt Jim Reed

as Col. Matson

as Dan Summers

as Gulliver Shields

as Reporter with Carol

as Nick Talbot

as Campbell Reid

as Jim 'Kid' Curtis

as Dr. Corwin

as Lord Beaverbrook

as Bob Beacham

as Dr. Paul Rankin

as Nick Millbourne

as Jarvis

as Lord Beaverbrook

as Arthur Gunns

as Antonio Pellegrini

as Maj. Sam Seagram

as Michael Steel

as Thomas Stone

as George Shelton

as Larry Hoffman

as Trench

as Louis Franklin

as Bob Jefferson

as Mr. Zeeder

as William Maitland

as Jack

as Commissioner

as Dr. Mark Benton

as Dan Summers

as Pinot

as Mr. Malone

as Menelao (segment: The Face That Launched a Thousand Ships)

as Bran Foster

as Narrator

as John Templar

as Narrator

as Commentator

as Narrator

as Narrator

as Self - Commentator (voice)

as Det. Insp. Mike Maguire

as Anthony J. Drexel Biddle