Chandrashekhar Dubey (4 September 1924 – 28 September 1993) commonly referred to as C. S. Dubey was an Indian actor and radio personality. He was born in Kannod and appeared in over 150 Hindi films as a character actor starting in 1950s, with Patita (1953) and Mr. & Mrs. '55 (1955). He became famous for his one-liner "Dhakkan khol ke" in the film, Zinda Dil (1975), which he later used in his radio programs, as a suffix with almost every sentence.