By 2022, the show had accumulated thousands of episodes, maintaining high ratings and a dedicated fanbase.

(played by Pavel Shuvaev ): A prominent operative often involved in field work.

The series features a large ensemble cast of forensic specialists, software developers, and investigators.

(played by Olga Koposova ): The head of FES, a strict and devoted leader.

: It is often compared favorably to Western series like CSI or NCIS for its focus on the scientific side of criminal justice. Sled (TV Series 2007– ) - IMDb

: The series spanned over 15 years within this timeframe, frequently updating its cast and writing team to keep plots "creative and innovative".