Cast Credits Washington (2020) Guest starring as Lord Loudoun Episode 1x01: Loyal Subject (Feb 16, 2020) Traitors (2019) Guest starring as Mark Stephens (5 episodes) Episode 1x06: It's Me (Mar 24, 2019) Episode 1x05: Jackson (Mar 17, 2019) Episode 1x04: Rae (Mar 10, 2019) Episode 1x03: Priscilla (Mar 3, 2019) Episode 1x02: Hugh (Feb 24, 2019) View 2 more View 2 less Victoria (2016) Guest starring as Whewell Episode 3x04: Foreign Bodies (Feb 3, 2019) The Brief (2004) Guest starring as Rae Episode 2x03: Forever on the Mind (Oct 21, 2005) State of Play (2003) Guest starring as Davis Episode 1x05: Episode 5 (Jun 15, 2003) Foyle's War (2002) Guest starring as Bob Keegan Episode 1x01: The German Woman (Oct 27, 2002) Midsomer Murders (1998) Guest starring as Dr. Sellers Episode 3x03: Judgement Day (Jan 29, 2000) Inspector Morse (1987) Guest starring as Reardon Episode 5x01: Second Time Around (Feb 20, 1991)