The Witness S01 E04

Jason Done (as Christopher Maurer) Julie Walters (as Angela Maurer) Roland Manookian (as Ryan McGuinness) Nicola Reynolds (as Roz Finch) Paul Higgins (as Lee Finch) Robert Glenister (as Robert Weldon) David Morrissey (as Dave Dewston) Imelda Staunton (as DCI Billie Dory) Aaron McCusker (as D.S. T J Holland) Elizabeth Rider (as D.S. Wenthworth) Om Puri (as Akash Gupta)