Shaan
Hardworking Police Officer Shiv Kumar lives with his wife, his son, and two wayward brothers. When he is killed, Ravi and Vijay renounce their waywardness to find their brother's killer, to avenge his death.
Starring Amitabh Bachchan, Sunil Dutt, Rakhee Gulzar, Parveen Babi, Shashi Kapoor, Kulbhushan Kharbanda, Shatrughan Sinha, Mazhar Khan, Mac Mohan, Yunus Parvez
Watch "Shaan" from streaming services Amazon Prime, Tubi TV released in 1980. It's a action & adventure and crime movie, and has a rating of 7 out of 10 from Imdb which is usually fine for this kind of movie.