Cast
- Warner Oland as Dr. Fu Manchu
- Neil Hamilton as Dr. Jack Petrie
- Jean Arthur as Lia Eltham
- O.P. Heggie as Inspector Nayland Smith
- William Austin as Sylvester Wadsworth
- Claude King as Sir John Petrie
- Charles A. Stevenson as General Petrie
- Evelyn Selbie as Fai Lu
- Noble Johnson as Li Po
- Wong Chung as Chinese Official
Crew
- Sax Rohmer · Writer
- Florence Ryerson · Writer
- Lloyd Corrigan · Writer
- Rowland V. Lee · Producer