Cast Credits The Lost Honour of Christopher Jefferies (2014) Guest starring as Tanja (2 episodes) Episode 1x02: Episode 2 (Dec 11, 2014) Episode 1x01: Episode 1 (Dec 10, 2014) Crooked House (2008) Starring as Ruth Sikes Episode 1x02: Something Old (Dec 23, 2008) Casualty (1986) Guest starring as Sophie Moss Episode 20x10: Big Bang Theory (Nov 5, 2005)