Kader Khan was an Indian film actor, screenwriter, comedian, and film director. As an actor, he appeared in over 300 Bollywood films after his debut film in the 1973 film
Daag, starring Rajesh Khanna, in which he acted as a prosecuting attorney. He was also a prolific screenwriter for Bollywood films in the period 1970s to 1999 and wrote dialogues for 200 films. Khan graduated from Ismail Yusuf College affiliated to Bombay University. Before entering the film industry in the early 1970s, he taught at M. H. Saboo Siddik College of Engineering, Mumbai, as a professor of Civil engineering.