| Created By | Olga LavrovaAleksandr Lavrov | |
|---|---|---|
| Status | Ended | |
| Original Name | Следствие ведут ЗнаТоКи | |
| First Air Date | February 14, 1971 | |
| Last Air Date | January 6, 2003 | |
| Seasons | 3 | |
| Episodes | 33 | |
| Episode Runtime | 55min | |
| Language | Russian | |
| Original Language | Russian | |
| Production Countries | Soviet Union | |
| Production Companies | Central Television USSRChannel One | |
| Networks | Channel OneCentral Television USSR | |