Dus Numbri is a 1976 Indian Hindi-language film. Produced and directed by Madan Mohla, and written by S. Ali Raza and Dhruva Chatterjee, it stars Manoj Kumar, Hema Malini, Pran, Premnath, Bindu, Kamini Kaushal and Om Shivpuri. The music is by Laxmikant Pyarelal. The film was later remade into the Telugu film KD No:1 (1978).

Mukesh Chand Mathur, better known mononymously as Mukesh, was an Indian playback singer. Mukesh is considered to be one of the most popular and acclaimed playback singers of the Hindi film industry. Amongst the numerous nominations and awards he won, his song "Kai Baar Yuhi Dekha Hai" from the film Rajnigandha (1973) won him the National Film Award for Best Male Playback Singer.