Harry Williams Creator, Writer Jack Williams Creator, Writer 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 Lisa Mulcahy Director Daniel Nettheim Director Krissie Ducker Writer Alex Mercer Executive Producer Daisy Mount Executive Producer Dominik Scherrer Music Sarah Hammond Executive Producer Harry Williams Executive Producer, Executive Producer Hamish Wright Executive Producer