The Vagabond Queen

The Vagabond Queen is a 1929 sound British comedy film directed by Géza von Bolváry and starring Betty Balfour, Glen Byam Shaw, and Ernest Thesiger. While the film has no audible dialog, it features a synchronized musical score, singing and sound effects on the soundtrack. This film was the final film directed in Britain by Bolváry before he returned to Germany. It was made by British International Pictures.

Plot
A young woman takes the place of a Princess who is a target for an assassination.