Robert Rendel

as Admiral

as Don Miguel

as Colonel

as British Chief of Air Staff

as Sir James Stevens

as Sherlock Holmes

Cast

as Prince George

as (uncredited)

as Sir Herbert Farquharson

as British Captain

as Dr. Fletcher

as Charles Hamilton

as Commissioner

as Alfred Blake

as Minor Role

as Lord Claverley

as Prince Avarov

as Sir Peter Marmon

as Sir Treves Hallam

as Sir Herbert

as Harry Carson

as Sir Henry Markham

as Gerald Hastings

as Seymour