A Disastrous Affair: When Steve Arnott is transferred to a police anti-corruption unit, he finds his target is the city's top detective, Tony Gates. Can Gates really be as good as he appears? Arnott must engage in a cat-and-mouse struggle to uncover Gates' secret.
guest cast
Dylan Duffus as Wesley Duke
Gina McKee as Jackie Laverty
Darren Morfitt as PS Colin Brackley
Elizabeth Hill as Aaliyah Ali's Solicitor
Neal Foster as Coroner
Martin Buchan as Chief Constable
Director: David Caffrey
Original Airdate: 26 Jun 2012
Series: Line of Duty Season 1 Episode 1