As stated in Dev Anand's biography 'Romancing With Life', during the shoot of the song sequence 'Dekho yeh kya hai, ispe naam tera likha hai, Bullet', Dev Anand met Tina Ambani , who subsequently became the heroine of his next films Des Pardes (1978) and Lootmaar (1980).
The storyline of the film was based on 'Just Another Sucker' by James Hadley Chase. The protagonist in the novel was a journalist. In the film, it was changed to a policeman.
After living in Rajneesh's ashram for 2 years,Vijay Anand was ready to comeback to films. So he decided to make Bullet. Dev Anand sold the film despite it being made under Vijay Anand's banner . Kabir Bedi and Parveen Babi were in Ketan Anand's hash smoking gang. That is how Vijay Anand met both and signed them for the film.