The series concerns the everyday lives of the operatives of the "murder" department of the Petrovsky District Department of Internal Affairs of St. Petersburg.

Pavel Grigoryevas Andrey Borisovich Golovanov
Andrey Gorbachevas Pavel Shaposhnikov
Aleksej Krasnocvetovas Dmitriy Krasavchenko
Nodari Dzhanelidzeas Timur Bubnov
Константин Гришановas Anton Vetrov
Egor Kutenkovas Vladimir Kuzmin
Igor Ivanovas Grigoriy Igorevich
Natalia Korshunova-Vasilevaas Lidiya
Natalya Burmistrovaas Anzhelika
Valentina Kazaninaas Alisa