Ramesh Sippy's first film as director. Also Salim Khan's and Javed Akhtar's first film as writers before they became the 'Salim-Javed'. They assisted Jyoti Swaroop and Gulzar. One of the last films of Shammi Kapoor as hero. An extended special appearance was created for Rajesh Khanna who had become a superstar with Aradhana and Do raaste. This was the first movie in which he costarred with Hema Malini. Simi had a brief role. Last movie to have Shankar-Jaikishen music before Jaikishen's death. After that Shankar composed alone though he retained both names.
Shammi Kapoor's last major hit as leading actor
Mumtaz was offered the lead role but declined because of a prior a problem with Shammi Kapoor.
Pascal of Bollywood did a cover version of Zindagi Ek Safar.
Remake of French movie A Man and A Woman,