A group of professional Moscow investigators consisting of three people – Alexey Khromov, his assistant Igor Lyamin and forensic expert Olga Barysheva – specializes in solving mysterious crimes…

• Dmitri Nazarov
• Aleksey Shutov
• Anastasiya Zadorozhnaya
• Sergey Dorogov
• Nataliya Zhitkova
• Kirill Zhandarov
• Mila Lipner
• Alyona Ivchenko