• Navin Nischol as Dr. Sameer
• Om Shivpuri as Dr. Vishal
• Sarika as Kiran
• Nadira as Mrs. Vishal
• Madan Puri as Sameer's Father
• Pinchoo Kapoor
• Rajendranath as Dr. Bakshi

Dr. Sameer (Navin Nischol) has just returned to his native place Chandan Nagar after finishing his medical studies in Russia. He is assisted by Dr. Bakshi (Rajindernath), a vet by profession, but looks to be a close relative of a roadside juggler. Sameer is welcomed by his family and is greeted by his childhood crush Kiran (Sarika), with whom he soon gets romantically entangled. Sameer comes to know of a horrible secret and terror that anonymously lies in the vecinity. It seems a grave robber is digging up graves for some reason and is stealing the cadavers. Sameer decides to look into the issue and soon meets success after a heavy affaire d'honneur. The grave-digger is a grotesque mute man (Dev Kumar), who is soon arrested by the Police. Sameer somehow traces the hideout of the mute man. It's Dr. Vishal's house. Dr. Vishal (Om Shivpuri) is an unfaithful husband, who frequently gets into run-ins with his drunkard wife Mrs. Vishal (Nadira). Sameer (with Kiran) gets inside the mansion and finds a laboratory full of several live caged animals awaiting shady consequences. Dr. Vishal goes red with anger when he finds Sameer in his lab. Sameer however wins Dr. Vishal's favor by making one of his broken apparatuses work. Sameer discovers that Dr. Vishal is working on animal attributes and wants to assimilate their abilities into the human body so as to make his dream of m