Feluda finds a fake medicine racket is operating from Nepal. He goes to Nepal with Jatayu and Tapesh to catch a murderer, and discovers the case to be far more complicating than it seems. While investigating, Jatayu gets drugged and Feluda meets his arch-enemy Maganlal Meghraj in Kathmandu.
| Actor | Role |
|---|---|
 Shashi KapoorFeluda | Feluda |
 Mohan AgasheLalmohan Garg AKA Jatayu | Lalmohan Garg AKA Jatayu |
 Utpal DuttMaganlal Meghraj | Maganlal Meghraj |
| AAlankar JoshiTapesh | Tapesh |
 Pankaj KapurRajendra Sharma/ Jagdeesh | Rajendra Sharma/ Jagdeesh |
 IftekharHarinath Chowdhury | Harinath Chowdhury |
| BBhishma GuhathakurtaAniket Bhatia | Aniket Bhatia |
 Shyamanand JalanDr. Divakar | Dr. Divakar |
 Moon Moon SenMiss Sinha | Miss Sinha |