The young King Boris of Neustria, who has followed his family in their exile in London, falls in love with the daughter of a wealthy American businessman. The latter, however, will only approve the union if Boris gives up royalty for the business world.
Suzanne Dehelly
Queen Catherine of Neustrie

Pierre Bertin
The Duke of Palestrinat

Liliane Bert
Miss Portman
Daniel Clérice
King Boris of Neustrie

Alexandre Arnaudy

Maurice Baquet
The reporter
Eliane Bertrand
The typist

André Brunot
Harry Portman

Francine Dartois
Pierre Delbon
King Georges
Eugène Durand
Janine Duroch
The Queen of Carmélie

Paul Faivre
Ulric Guttinguer

Pierre Juvenet
Vladimir XIV