Rajan, a police officer, is in charge of the investigation regarding a murder that took place on a train. He tries by hook or by crook to find the culprit as he has only one witness.

• Jaya Maruthi
• Prem Nazir
• Sheela
• Kottarakkara Sreedharan Nair
• Adoor Bhasi
• Sankaradi
• G K Pillai
• Vijayalalitha
• Prathapa Chandran