Duration: 1h

TV-MA 8.4 Crime / Drama / Thriller

Line of Duty S3E3

DS Steve Arnott believes there is a dark secret in Danny Waldron's past. Then the spotlight falls on his questionable conduct in a previous inquiry - the Lindsay Denton case.

Release Date: April 7, 2016 (UK)

Creator: Jed Mercurio

Cast: Martin Compston, Vicky McClure, Adrian Dumbar, Craig Parkinson, Gregory Piper, Nigel Boyle, Anneika Rose, Keeley Hawes, Polly Walker