6 सीजन
36 एपिसोड
Line of Duty - Season 4
- बर्ष: 2021
- देश: United Kingdom
- विधा: Crime, Drama, Mystery
- स्टुडियो: BBC One, BBC Two
- कीवर्ड: police, dirty cop, internal affairs, police corruption, procedural, anti-corruption, police procedural
- निर्देशक: Jed Mercurio
- जात: Martin Compston, Vicky McClure, Adrian Dunbar, Gregory Piper, Nigel Boyle, Kelly Macdonald