CID is an Indian police procedural television series created by B. P. Singh for Sony Entertainment Television India. The series stars Shivaji Satam as ACP Pradyuman, Aditya Srivastava as Sr. Inspector Abhijeet, Dayanand Shetty as Sr. Inspector Daya, Dinesh Phadnis as Inspector Fredricks aka Freddy and Narendra Gupta as Forensic expert Dr. Salunkhe respectively. The location of CID is set in Mumbai. The series premiered on 21 January 1998 and is the longest-running television series in India. The series aired for 20 years on Sony TV. The last episode aired on 27 October 2018. The series aired its 500th episode on 18 January 2008; 1,000th episode on 13 September 2013 and 1,500th episode on 25 February 2018 and last episode 1547 on 27 October 2018. Cast Main Shivaji Satam as ACP Pradyuman (1998–2018). Initially referred as Sr. Inspector Pradyuman in the first few episodes after which he got a promotion to ACP in episode "The Case of the Thief Within – I" and had been referred to ACP Pradyuman since. Dinesh Phadnis as Inspector Fredricks aka Freddy (1998–2018). He first appeared in episode "Kissa Raat Ke Shikhar Ka – I", but his role as Sub-Inspector started in episode "The Case of the Third Man – I" where he was initially referred as Sub Inspector Prince/Michael but referred as Fredricks from episode "The Case of the Last Five Minutes – I". Ashutosh Gowariker as Sr. Inspector Virendra (1998–1999). He first appeared in episode "The Case of the Thief Within – I". His last episode in the show was episode "The Case of Missing Fugitive – II". He was transferred. Dayanand Shetty as Sr. Inspector Daya (1998–2018). He first appeared in episode "The Case of the Anonymous Threats – I" as Sub Inspector Daya. He is referred to as Senior Inspector Daya in later episodes. Narendra Gupta as Dr. R. P. Salunkhe (1998–2003, 2005, 2007–2018). He made his debut in the episode "The Case of the Incomplete Letter", where he was initially referred to as Dr. Verma but referred to as Dr. Salunkhe from episode "The Case of the Burnt Letter – I". Aditya Srivastava as Sr. Inspector Abhijeet (1998, 1999–2018). He first appeared as character named 'Paresh', who stole ACP's gun in episode "The Case of the Stolen Gun". His role as Inspector Abhijeet started in the episode "The Case of the Stolen Dynamite – I". Recurring Afshan Khan as Sub-Inspector