Guest Stars Colin R. Campbell as Detective Superintendent Andrews Tom Rhys Harries as Eliot Hollis Alex Jennings as Dr. Tim Finch Kevin McNally as James Hollis Bronagh Waugh as Jessica Reid Amanda Root as Carol Finch Sasha Behar as Jamila Faruk James Fleet as Chris Lowe Sara Stewart as Mel Hollis Indra Ové as Maria Carr Neil Morrissey as Pete Carr Lucinda Dryzek as Claire Finch Emma Fielding as Amy Hollis Tori Allen-Martin as Sandra Rayworth Ellis Naylor as Will Carr Finlay Robertson as Mark Harper Jo Herbert as Emma Finch Siobhan Redmond as Derran Finch Buckso Dhillon-Woolley as Linda Cray Shobu Kapoor as Usha Zora Bishop as Emily Warlow Alex Jordan as Julian Melbridge Leah West as Maya Uncredited Hiten Patel as DC Patel Elliot Morris as Asif Paul Blackwell as Police Officer