Henry Brandon

Character: Dr. Fu Manchu

William Royle

Character: Sir Dennis Nayland Smith

Robert Kellard

Character: Allan Parker

Luana Walters

Character: Mary Randolph

Olaf Hytten

Character: Dr. Petrie

Tom Chatterton

Character: Prof. Randolph

Gloria Franklin

Character: Fah-Lo-Suee

John Merton

Character: Loki

Lal Chand Mehra

Character: Sirdar Prahni