Agar Tum Na Hote is a 1983 Indian Bollywood drama film directed by Lekh Tandon and starring Rajesh Khanna, Rekha and Raj Babbar in leading roles. Lekh Tandon received the Best Director Award for this film from the Filmfans Association of India in 1983. The movie was a super hit completing the silver jubilee in many centres and was the third consecutive super hit in 1983 after Avatar and Souten. These movies heralded Rajesh Khanna’s return to superstardom. In the same year, Khanna won a special award for excellence in acting for this movie at the Columbus International Film and Video Festival.

Lekh Tandon was an Indian filmmaker and actor. He had directed numerous Bollywood movies and Indian TV Serials. He gained national fame due to success of his directorial ventures Professor, Prince, Ek Baar Kaho and Agar Tum Na Hote. His films Amrapali starring Vyjanthimala and Agar Tum Na Hote with Rajesh Khanna in the lead role are considered as classics. Later after 2000, he had acted in movies such as Swades, Rang De Basanti, Chennai Express and Chaarfutiya Chhokare. He was the brother of Urdu playwright Yograj Tandon.