Johny Mera Naam (1970)
Mohan and Sohan are the two sons of a police inspector. The kids excel in boxing. Their father gets killed by a goon following orders from Ranjit (Prem Nath). Mohan kills the goon and takes refuge in a car owned by Ranjeet. Years later Mohan (Pran) has become the right hand man of Ranjeet in his criminal ring. Sohan goes on to become a CID officer called Sohan Kumar (Dev Anand), who solves his cases taking up different guises. He takes the identity of Johny a petty thief and gets himself in Jail, befriends Heera (Jeevan) and goes to solve a case wooing Rekha (Hema) and finding the criminal.