The Million Dollar Mystery

Florence La Badie

Florence Gray Hargreave

Marguerite Snow

Countess Olga Petroff

James Cruze

Jim Norton - Newspaper Reporter

Frank Farrington

Braine - a Conspirator

Sidney Bracey

Jones - Hargreave's Butler / Stanley Hargreave

Alfred Norton

Stanley Hargreave - the Millionaire

Lila Chester

Susan Farlow - Florence's Companion

Creighton Hale

Gang Member

Shep the Dog

Mitchell Lewis

Gang Leader

Donald Gallaher

George Webber

Director of Photography

Edwin Thanhouser

Producer

Howell Hansel

Director

Lloyd Lonergan

Screenplay

Harold McGrath

Story