Grand Duchess Gloriana XII / Prime Minister Count Rupert Mountjoy / Tully Bascombe

Peter Sellers

Acting

Helen Kokintz

Jean Seberg

Acting

Will Buckley

William Hartnell

Acting

Professor Alfred Kokintz

David Kossoff

Acting

Benter

Leo McKern

Acting

General Snippet

MacDonald Parke

Acting

United States Secretary of Defense

Austin Willis

Acting

Roger

Timothy Bateson

Acting

Cobbley

Monte Landis

Acting

Air Raid Warden

Alan Gifford

Acting

BBC Announcer

Colin Gordon

Acting

Pedro

Harold Kasket

Acting

Soviet Ambassador (uncredited)

Guy Deghy

Acting

Spectator (uncredited)

Eve Eden

Acting

Army Captain (uncredited)

Bill Edwards

Acting

Ada - Lady in Waiting (uncredited)

Mabel Etherington

Acting

Lady in Waiting (uncredited)

Muriel Greenslade

Acting

Fenwickian (uncredited)

Fred Haggerty

Acting

Maybury (uncredited)

Juba Kennerley

Acting

O'Hara (uncredited)

George Margo

Acting

American General at the Pentagon (uncredited)

Lionel Murton

Acting

U.S. Policeman (uncredited)

Bill Nagy

Acting

Reporter (uncredited)

Robert O'Neil

Acting

American General (uncredited)

Pat Ryan

Acting

Sergeant (uncredited)

Stuart Saunders

Acting

Fenwickian (uncredited)

Fred Stroud

Acting

American Admiral (uncredited)

John Tatum

Acting

Telephone Operator (uncredited)

Mavis Villiers

Acting

Bird Seller (uncredited)

Fred Wood

Acting