When a gangster named Heeralal gets arrested, he befriends Johny, a petty thief, in prison. He seeks Jony's help in executing his mission of smuggling a few diamonds. Johny, however, is an undercover CID officer named Sohan.
Dev Anand
Johny/Sohan
Hema Malini
Rekha
Pran Sikand
Moti/Mohan
Jeevan Dhar
Heera Lal
Premnath Malhotra
Ranjit/Rai Saab Bhupender Singh
I.S. Johar
Pehla Ram/Dooja Ram/Teeja Ram
Iftekhar
Police Commissioner Mehta
Randhawa
Babu
