Edmund Lowe

Inspector Dyke

Ralph Forbes

William Luke-Patson

Shirley Grey

Beatrice Jones aka Sonia Smeganoff

Hedda Hopper

Lady Daniels

Onslow Stevens

John Hawley

Jameson Thomas

Capt. Gerald Worthing

Ferdinand Gottschalk

Governor Sir Anthony Daniels

Tom Moore

Civil Surgeon

John Wray

Giovanni Martini

John Davidson

R. Xavier

Georges Renavent

Dr. Maurice Lenoir

Herbert Corthell

Edward J. Breeze

Brandon Hurst

Pundit Garnath Chundra

Walter Armitage

Maharajah of Zungore

Harry Allen

Collins

John George

Vendor (uncredited)

Douglas Gerrard

Anderson

Huntley Gordon

Burgess

Garry Owen

Cuthbert Neal

Harry Semels

Platform Conductor