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The Best Episodes of Line of Duty Season 4

Genres:CrimeDramaMystery

Every episode of Line of Duty Season 4 ranked from best to worst. Discover the Best Episodes of Line of Duty Season 4!

A drama about the investigations of AC-12, a controversial police anticorruption unit.
Episodes
6
Avg. Rating
8.5
S1
S2
S3
S4
E1
E2
E3
8.4
8.1
8.6

Filter By Season (6)

  • Episode 6
    9.0/10(1,543)
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    #1 - Episode 6

    Season 4 Episode 6

    Aired 4/30/2017

    While Nick Huntley faces lengthy questioning, AC-12 remain convinced of Roz's involvement.

    Director: John Strickland

    Writer: Jed Mercurio

    Comments

    0
  • Episode 3
    8.6/10(1,344)
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    #2 - Episode 3

    Season 4 Episode 3

    Aired 4/9/2017

    As AC-12 wrestle with the new forensic evidence casting doubt over Tim Ifield, Kate is approached by another woman claiming to have been assaulted by Michael Farmer.

    Director: John Strickland

    Writer: Jed Mercurio

    Comments

    0
  • Episode 4
    8.5/10(1,288)
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    #3 - Episode 4

    Season 4 Episode 4

    Aired 4/16/2017

    Roz's husband Nick is brought in for questioning by AC-12. But while Nick denies any involvement in Steve's attack, his suspicions about Roz mount.

    Director: John Strickland

    Writer: Jed Mercurio

    Comments

    0
  • Episode 5
    8.5/10(1,245)
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    #4 - Episode 5

    Season 4 Episode 5

    Aired 4/23/2017

    DCI Roz Huntley struggles to allay her husband's suspicions. AC-12 find a new angle to pursue their case against her.

    Director: John Strickland

    Writer: Jed Mercurio

    Comments

    0
  • Episode 1
    8.4/10(1,495)
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    #5 - Episode 1

    Season 4 Episode 1

    Aired 3/26/2017

    DCI Roz Huntley is under intense pressure from her superiors to apprehend a serial murderer after months of fruitless investigation.

    Director: Jed Mercurio

    Writer: Jed Mercurio

    Comments

    0
  • Episode 2
    8.1/10(1,261)
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    #6 - Episode 2

    Season 4 Episode 2

    Aired 4/2/2017

    AC-12 crank up their investigation into Operation Trapdoor. Kate makes progress in her undercover role.

    Director: Jed Mercurio

    Writer: Jed Mercurio

    Comments

    0
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Season 4 Ratings Summary

"Episode 6" is the best rated episode of "Line of Duty" season 4. It scored 9/10 based on 1543 votes. Directed by John Strickland and written by Jed Mercurio, it aired on 4/30/2017. This episode is rated 0.4 points higher than the second-best, "Episode 3".