Le Secret de l'émeraude

Sergeant Irving

Ketty

Jenny Bounster

Wanda Orski

Mr. Lee

Grags

Midinette

Viscount Armandini

Walter

Reginald Cavendish

Inspector Wembley

Ashmann

Cordelia Marosh

Mysterious man

Odette

Lady Marosh

Barbara Lee

Valet

Miss Calmann