The Sinful People of Prague (Czech: Hříšní lidé města pražského) was a Czechoslovak television programme which was first broadcast in 1968.

The thirteen-part series is an adaptation of Jiří Marek's short stories from the collections Panoptikum starých kriminálních příběhů (Panopticon of Old Criminal Stories) and Panoptikum hříšných lidí (Panopticon of Sinful People).

security department, investigate serious criminal cases in Prague in the 1920s under the leadership of high police counsel Vacátko.

They are experienced detectives and have extensive knowledge of the Prague underworld, which often meets in an infamous pub Jedová chýše.

Around 1928, they investigate murders, robberies, unexplained deaths and embezzlement, but also become involved in the case of stolen secret military documents.