In India, a police inspector investigates a murder that took place on a train between Calcutta and Bombay.
| Actor | Role |
|---|---|
 Edmund LoweInspector Dyke | Inspector Dyke |
 Ralph ForbesWilliam Luke-Patson | William Luke-Patson |
 Shirley GreyBeatrice Jones aka Sonia Smeganoff | Beatrice Jones aka Sonia Smeganoff |
 Hedda HopperLady Daniels | Lady Daniels |
 Onslow StevensJohn Hawley | John Hawley |
 Jameson ThomasCapt. Gerald Worthing | Capt. Gerald Worthing |
 Ferdinand GottschalkGovernor Sir Anthony Daniels | Governor Sir Anthony Daniels |
 Tom MooreCivil Surgeon | Civil Surgeon |
 John WrayGiovanni Martini | Giovanni Martini |
 John DavidsonR. Xavier | R. Xavier |
 Georges RenaventDr. Maurice Lenoir | Dr. Maurice Lenoir |
| HHerbert CorthellEdward J. Breeze | Edward J. Breeze |
 Brandon HurstPundit Garnath Chundra | Pundit Garnath Chundra |
| WWalter ArmitageMaharajah of Zungore | Maharajah of Zungore |
 Harry AllenCollins | Collins |
 John GeorgeVendor (uncredited) | Vendor (uncredited) |
 Douglas GerrardAnderson | Anderson |
 Huntley GordonBurgess | Burgess |
 Garry OwenCuthbert Neal | Cuthbert Neal |
 Harry SemelsPlatform Conductor | Platform Conductor |