We don't have a biography for DI Matthew "Dot" Cottan yet. Hang in there, or go ahead and contribute one.
Appearances
Line of Duty
Main cast, played by Craig Parkinson
- Episode 2x03: Episode 3 (Feb 26, 2014)
- Episode 2x04: Episode 4 (Mar 5, 2014)
- Episode 2x05: Episode 5 (Mar 12, 2014)
- Episode 2x06: Episode 6 (Mar 19, 2014)
- Episode 3x01: Episode 1 (Mar 24, 2016)
- Episode 3x02: Episode 2 (Mar 31, 2016)
- Episode 3x03: Episode 3 (Apr 7, 2016)
- Episode 3x04: Episode 4 (Apr 14, 2016)
- Episode 3x05: Episode 5 (Apr 21, 2016)
- Episode 3x06: Episode 6 (Apr 28, 2016)
Guest cast, played by Craig Parkinson
- Episode 1x01: A Disastrous Affair (Jun 26, 2012)
- Episode 1x02: The Assault (Jul 3, 2012)
- Episode 1x03: In the Trap (Jul 10, 2012)
- Episode 1x04: Terror (Jul 17, 2012)
- Episode 1x05: The Probation (Jul 24, 2012)
- Episode 4x05: Episode 5 (Apr 23, 2017)
- Episode 5x06: Episode 6 (May 5, 2019)