After graduating in 1987, Khan moved to Mumbai, where he acted in numerous television serials like Chanakya, Sara Jahan Hamara, Banegi Apni Baat, Chandrakanta (Doordarshan), Star Bestsellers (Star Plus), and Sparsh. He was the main villain in a series called Darr (which aired on Star Plus), where he played the role of a psycho serial killer, opposite Kay Kay Menon. He also played the role of famous revolutionary Urdu poet and Marxist political activist of India Makhdoom Mohiuddin in Kahkashan produced by Ali Sardar Jafri.