The Great Gambler
After unwittingly using his skills to obtain military secrets, a gambler is pursued by a police officer who happens to be his doppelgänger.
Starring Amitabh Bachchan, Zeenat Aman, Neetu Singh, Prem Chopra, Utpal Dutt, Madan Puri, Om Shivpuri, Helen, Roopesh Kumar, Sujit Kumar
It's a action & adventure and crime movie, and has a rating of 6.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Singapore.