Guest Stars David Pearse as Miles Kynaston Barbara Marten as Janet Carpenter David Bamber as Edgar Froggart Silas Carson as Drysdale Laud Alex Hope as Matthew Ulrick Michael Culkin as Hubert Langton Michael Maloney as Desmond Ulrick Daisy Waterstone as Octavia Aldridge Charlotte McCurry as Valerie Caldwell Yaseen Aroussi as Garry Ashe Liz Crowther as Margaret Jackson Sara Stewart as Venetia Aldridge Conor Doran as PC Turner Marsha Millar as Dorothy Scully
