Directors: Sergei Krymsky, Alexandra Goncharova, Evgeny Doronin, Andrei Osmolovsky, Yulia Ivaschenko, Margarita Bezkorovainaya, Sergei Sotnichenko, Sergei Storozhev, Maxim Gulenko, Dmitry Malkov, Dmitry Kapranov, Pavel Potatuev, Daniil Grigoriev
Chief Editor: Nina Ponomarova, Lesya Voloshin
Executive producer: Artem Stetsenko
Directors of photography: Vladimir Guyevsky, Sergey Nikiforov, Vitaly Bredik, Valentin Melnichenko, Victor Petrenko, Dmitry Litvinenko, Vasily Chaplygin, Dmitry Oksamytny, Andrey Martsenyuk
General Producers: Daria Leygonie-Fialko, Kateryna Laskari
Cast: Tatiana Kravchenko, Boris Georgievsky, Bogdan Ruban, Alexander Bodnar, Elena Voznesenskaya, Alexey Suvorovtsev, Antonina Khizhnyak, Albina Pererva, Ilya Ponomarenko, Vladislav Fukovsky, Ruslan Koval, Irina Mordusenko, Mikhail Samarsky, Nikita Vakulyuk and others
The structure of SIA (‘Special Investigative Agency’) brings together unique specialists in various fields: coroners, ballista, analysts, operatives, forensic investigators, detectives, IT specialists, etc. Under the leadership of the head of the organization Olga Sergeevna Kosach they provide a full range of complex expertise and research, and also assist the police in solving the most serious crimes.