CID is an Indian detective television anthology series about India’s Crime Investigation Department, created by B. P. Singh for Sony Entertainment Television India and Sony Entertainment Television Asia. The series stars Shivaji Satam as ACP Pradyuman, Aditya Srivastava as Senior Inspector Abhijeet and Dayanand Shetty as Senior Inspector Daya. The location of the series is set inMumbai, Maharashtra, India. Following a pilot episode on 29 April 1997, the series premiered on 21 January 1998 and is the longest running television series in India, having completed 18 years in January 2016 and entering the 19th year. The show airs two days a week, Saturday and Sunday nights at 10: 30 PM IST. The series aired its 1000th episode on Friday, 27 September 2013.