For four years from 1969 to 1972, the Hindi film industry was in the grip of the phenomenon called Rajesh Khanna, the solo hit machine who delivered 15 consecutive box-office successes, sending the nation into an unforeseen tizzy. Here are nine of them.

The 1969 hit 'Bandhan' had Khanna romance Mumtaz.

'Khamoshi' had Rajesh Khanna play a manic patient.

Mohammed Rafi sang for Rajesh Khanna in several films, including 'Doli'.

Yash Chopra-directed 'Ittefaq' was one of the first Bollywood films that had no song; a still from 'Aradhana'.

'Sachaa Jhutha' had Khanna in a double role.

Mukul Dutt-directed 'Aan Milo Sajna' was an instant success at the box office.

'Kati Patang' was based on Cornell Woolrich''s published story 'I Married a Dead Man'.

'Dushman' was later remade in Telugu as 'Khaidii Babay'.