Bose chose two complete newcomers for the lead roles. (who played Ramnath) and Sudhir Kumar (who played Mohan) were not professional actors. Sushil was a college student, and Sudhir was an unknown face. This lack of polish worked in the film’s favor—their raw, unaffected performances brought a painful authenticity to the screen. The supporting cast included Nazir Hussain (as Ramnath’s father), Leela Mishra , and Baby Farida .
The film made a net collection of 2 crores, becoming a "Super Hit" at the box office and the 3rd highest grossing film of 1964. Reddit·rn3122 "Dosti" (1964) - Facebook hindi movie dosti 1964