Line of Duty Guest cast, played by Amy De Bhrún Episode 5x02: Episode 2 (Apr 7, 2019) Episode 5x04: Episode 4 (Apr 21, 2019) Episode 5x06: Episode 6 (May 5, 2019) Episode 6x02: Episode 2 (Mar 28, 2021) Episode 6x03: Episode 3 (Apr 4, 2021) Episode 6x05: Episode 5 (Apr 18, 2021) Episode 6x07: Episode 7 (May 2, 2021)