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Secrets of Investigation is a Criminal; Detective; Drama that first aired in 2000 . Secrets of Investigation ended its run in 1970.
Secrets of Investigation was on for 18 seasons and 292 (144 films) episodes. It features Yevgeni Fedorov as composer. Secrets of Investigation is executive produced by Alexander Levin, and Boris Kokin.
Each episode of Secrets of Investigation is 30-52 minutes long. Secrets of Investigation is produced by TeleRoman, Panorama Studio, and Forward Film.
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