Based on Sax Rohmer’s third Fu-Manchu novel, The Si-Fan Mysteries (1917), this sensational episode sees Fu-Manchu partly paralysed by a bullet wound. The Devil Doctor snatches eminent surgeon Sir Baldwin Frazer to carry out the delicate operation he needs. Dr Petrie, abducted by Fu-Manchu’s scheming assistant, Zarmi, must assist – and choose a playing card to determine whether he lives or dies...
| Actor | Role |
|---|---|
| HH. Agar LyonsDr. Fu Manchu | Dr. Fu Manchu |
 Fred PaulNayland Smith | Nayland Smith |
| JJoan ClarksonKaramaneh | Karamaneh |
| HHumberston WrightDr. Petrie | Dr. Petrie |
 Frank WilsonInspector Weymouth | Inspector Weymouth |
 Fred RaynhamSir Frazer | Sir Frazer |
 Julie SuedoZarmi | Zarmi |
| DD. BlandLogan | Logan |