Nick Payne Creator, Writer Toni Collette Joy Richards Actor Steven Mackintosh Alan Richards Actor Zawe Ashton Claire Pascal Actor William Ash Marvin Walters Actor Anya Chalotra Jennifer Ashman Actor Emma D'Arcy Naomi Richards Actor Isis Hainsworth Michelle McCullen Actor Anastasia Hille Rita Bellows Actor Joe Hurst Tom Richards Actor Andy Nyman James Marcham Actor Royce Pierreson Jason Hales Actor Kate O'Flynn Emily Riley Actor Celeste Dring Laura Richards Actor Dylan Edwards Marc Actor Sophie Okonedo Angela Bowden Actor Alexia Khadime Natalie Actor Laura Checkley Paula Actor Jordan Adene Sam Morton Actor Megan Richards Mimi Brookes Actor Bally Gill Michael Green Actor Roanna Benn Executive Producer Jude Liknaitzky Executive Producer Kate Crowther Producer Luke Snellin Director