Mr. Grex of Monte Carlo

Theodore Roberts

Mr. Grex, alias of Grand Duke Augustus Peter

Dorothy Davenport

Grand Duchess Feodora

Carlyle Blackwell

Richard Lane

James Neill

Herr Selingman

Horace B. Carpenter

Mons. Pitou

Frank Elliott

Lord Huntersley

John McDermott

Ernest

Robert Gray

David

Gertrude Kellar

Lady Wibourn

Lucien Littlefield

The Rag Picker

E. Phillips Oppenheim