The Mouse That Roared - Cast

Peter Sellers

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

Jean Seberg

Helen Kokintz
Actor

William Hartnell

Will Buckley
Actor

David Kossoff

Professor Alfred Kokintz
Actor

Leo McKern

Benter
Actor

MacDonald Parke

General Snippet
Actor

Austin Willis

United States Secretary of Defense
Actor

Timothy Bateson

Roger
Actor

Monte Landis

Cobbley
Actor

Alan Gifford

Air Raid Warden
Actor

Colin Gordon

BBC Announcer
Actor

Harold Kasket

Pedro
Actor

Guy Deghy

Soviet Ambassador (uncredited)
Actor

Eve Eden

Spectator (uncredited)
Actor

Bill Edwards

Army Captain (uncredited)
Actor

Lionel Murton

American General at the Pentagon (uncredited)
Actor

Bill Nagy

U.S. Policeman (uncredited)
Actor

Robert O'Neil

Reporter (uncredited)
Actor

Mavis Villiers

Telephone Operator (uncredited)
Actor