Guest Stars Pippa Haywood as Claire Jenkins / Clarissa Pye Harry Lawtrey as Robert Blakiston Ian Lloyd Anderson as Brent / Writer Jude Hill as Young Sam Karen Westwood as Mary Blakiston Dorothy Atkinson as Lady Frances Pye Nia Deacon as Joy Sanderling Joel Birkett as Young Robert Chukwuma Omambala as Rev Robeson / Rev Osborne Karl Collins as Jack White / Jack Whiteley Lorcan Cranitch as Sir Magnus Pye / Max Ryeland Nathan Clarke as Freddy / Frederick Sutara Gayle as Gemma Whiteley Sanjeev Kohli as Sajid Khan / Dr Kamal Adam Ewan as Gravedigger Daniel Costello as Doctor Nathalie Armin as Melissa Conway