The Vagabond Queen (1929)
The Vagabond Queen is a 1929 British comedy film directed by Géza von Bolváry and starring Betty Balfour, Glen Byam Shaw and Ernest Thesiger. It was the final film directed in Britain by Bolváry before he returned to Germany. It was made by British International Pictures. A young woman takes the place of a Princess who is a target for an assassination.
More at Wikipedia.