Guest Stars Alastair Mackenzie as John Bentley Colin R. Campbell as Detective Superintendent Andrews Tom Rhys Harries as Eliot Hollis Alex Jennings as Dr. Tim Finch James Fleet as Chris Lowe Amanda Root as Carol Finch Kevin McNally as James Hollis Sasha Behar as Jamila Faruk Sara Stewart as Mel Hollis Bronagh Waugh as Jessica Reid Aasiya Shah as Gemma Khan Indra Ové as Maria Carr Brid Brennan as Suzanne Reid Lucinda Dryzek as Claire Finch Ellis Naylor as Will Carr Jo Herbert as Emma Finch Siobhan Redmond as Derran Finch Anoushka Chadha as Aisha Khan Gerald Kyd as Adrian Mullery Zora Bishop as Emily Warlow Maimuna Memon as Officer Uncredited Jassa Ahluwalia as Adam Stuart Michelle Bonnard as Sal Hiten Patel as DC Patel Elliot Morris as Asif Paul Blackwell as Police Officer Andrea Hall as Janet Spender Lasco Atkins as MET Policeman