Jack Williams Creator Harry Williams Creator 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 Lovelace Akpojaro Ned Hartley Actor Chike Chan Yuto Actor Alan Dale Aaron Cross Actor Jack Davenport Sean Actor Ali Fardi Khaled Actor Emilio Gotterbarm Sam Actor Elie Haddad Jacques Actor Aurora Marion Housekeeper Actor Florin Piersic Jr. Vasyl Actor Lisa Mulcahy Director Hamish Wright Writer, Executive Producer Alex Mercer Executive Producer Daisy Mount Executive Producer Dominik Scherrer Music Sarah Hammond Executive Producer Harry Williams Executive Producer, Executive Producer