The Great Gambler

A gambler works for a villain not knowing that he's being used to entrap a patriot and gain military secrets. The cops assign a lookalike to nab him, but not having gambling skills could give him away.

• Director: Shakti Samanta
• Cast: Amitabh Bachchan, Zeenat Aman, Neetu Singh, Prem Chopra, Utpal Dutt, Madan Puri, Om Shivpuri, Helen