Jack Williams Creator, Executive Producer Harry Williams Creator, Executive Producer Keeley Hawes Julie Actor, Executive Producer Freddie Highmore Edward Actor, Executive Producer David Dencik Jasper Actor Shalom Brune-Franklin Kayla Actor Gerald Kyd Luka Actor Devon Terrell Ezra Actor Gina Gershon Marie Actor Ibraim Cândido Afonso Actor Eduardo Aladro Immigration Officer Actor Kevin Kiernan-Molloy Michael Actor Daniel Nettheim Director Krissie Ducker Writer, Executive Producer Alex Mercer Executive Producer Daisy Mount Executive Producer Dominik Scherrer Music Sarah Hammond Executive Producer Hamish Wright Executive Producer