Interpol follows a fat man from Tokyo to Hong Kong to Manila as he takes care of business for an opium empire.
| Actor | Role |
|---|---|
 Dev AnandDev Verna | Dev Verna |
 Kieu ChinhKamar Souria | Kamar Souria |
 Zeenat AmanReeta | Reeta |
 Jagdish RajYalid | Yalid |
 Premnath MalhotraKrishna | Krishna |
 Rod PerryRodStevens | RodStevens |
| Rod PerryRod Stevens | Rod Stevens |
 Tita MuñozAmal | Amal |
| VVimal AhujaAkbar | Akbar |
| HHenry DuvalHassan | Hassan |
| IIftakhar AhmadHannif | Hannif |
| VVipin GuptaSayid | Sayid |
| MManvendra Nath ChitnisMajor Singh | Major Singh |
| DDharam VirHassan's Interpreter | Hassan's Interpreter |
 M. B. ShettyShetty | Shetty |
| AAlbert B FitzpatrickFatman & Mahmoud Assandas | Fatman & Mahmoud Assandas |