Stanley Logan

as Lord Montrose

as Sir Thomas Asbury

as Col. Benson

as Col. Bruce Evans

as Inspector McIver

as Mr. Cherrington

as 'Major' George Alfred Beach (uncredited)

as Robert Lansing, Secretary of State

as Robert (uncredited)

as Commanding Officer

as Inspector Robbins

as Sir Stafford Hart

as Father of the Bride (uncredited)

as Commissioner

as Prosecutor

as Colonel Tubbs-Brown

as Captain James P. Hollister

as The Colonel

as Sir Guy Lockhead

as Jerry Hawkes

as Dickie Hook