CID All Episodes. About Share Embed Code. About CID: The first thrilling investigative series on Indian Television is today one of the most popular shows on Sony Entertainment Television. The series revolves around a group of detectives initially in the Maryhill CID of Strathclyde Police, though various storylines have happened in other parts of the Greater Glasgow area, and as of the. Mary McCann Ruth Cheals, Ruthie Cheals 2 Episodes (2006-2006) Randy Couture Sgt.