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
as Johny/Sohan
Hema Malini
as Rekha
Pran Sikand
as Moti/Mohan
Jeevan Dhar
as Heera Lal
Premnath Malhotra
as Ranjit/Rai Saab Bhupender Singh
I.S. Johar
as Pehla Ram/Dooja Ram/Teeja Ram
Iftekhar
as Police Commissioner Mehta
Randhawa
as Babu
Padma Khanna
as
Sulochana Latkar
as
Jeevan Dhar
as
Dulari
as
