Secrecy of the Investigation Facts, FAQ & Common Questions
2000 · NTV , TV-6, Dom Kino, Russia-1, Smotrim · Status: Returning Series · Rated: Not Rated
Frequently Asked Questions About Secrecy of the Investigation
Direct, verified answers to the most common queries regarding episodes, renewals, watch order, and streaming availability.
How many seasons and episodes does Secrecy of the Investigation have?
Secrecy of the Investigation has 25 seasons and 430 total episodes, spanning from its premiere on September 1, 2000 to December 10, 2025.
Is Secrecy of the Investigation renewed, ended, or canceled?
Secrecy of the Investigation is currently an active returning series with future seasons planned or in development.
How long does it take to binge watch Secrecy of the Investigation?
It takes 48h 0m (2880 minutes) to watch the complete run of Secrecy of the Investigation. At a standard pace of 2 hours per day, you will finish the entire series in approximately 24 days. Not realistic for a 48-hour weekend. At 48 total hours, watching at a healthy 2 hours per day will take approximately 24 days.
What is the highest-rated episode of Secrecy of the Investigation?
The highest-rated episode is Season 1, Episode 1 ("Episode 1"), which holds an outstanding rating of 9.5/10 based on 2 audience ratings.
Where can you stream or watch Secrecy of the Investigation?
Secrecy of the Investigation is available for streaming on Digital on-demand platforms & broadcast archives. Availability may vary by regional territory, subscription tier, and digital purchase availability.
What is the official age rating for Secrecy of the Investigation?
Secrecy of the Investigation has an official content rating of Not Rated.
Who are the lead actors in Secrecy of the Investigation?
The primary ensemble cast includes Anna Kovalchuk as Мария Швецова (age 49), Vyacheslav Zakharov as Kovin (age 82), Aleksandr Novikov as Kurochkin (age 56), Andrey Sharkov as Leonid Panov (age 68).
Ensemble Cast & Current Ages
Lead cast members, their character identities, and current ages calculated from official biographical records:
| Actor | Character | Current Age |
|---|---|---|
| Anna Kovalchuk | Мария Швецова | 49 |
| Vyacheslav Zakharov | Kovin | 82 |
| Aleksandr Novikov | Kurochkin | 56 |
| Andrey Sharkov | Leonid Panov | 68 |
| Igor Nikolaev | Leonid Korablyov | 63 |
| Miroslav Malich | Luganskiy | 67 |
| Yuliya Yakovleva | Zoya | 61 |
| Igor Grigoryev | Filonov | 64 |
Editorial Verification & Sources
All production facts, air dates, cast credentials, and streaming metadata for Secrecy of the Investigation are compiled from official broadcaster archives, TMDB, and Wikidata records. Last verified on September 25, 2026.