Toby Meakins Director Iola Evans Kayla Actor Asa Butterfield Isaac Actor Eddie Marsan Hal Actor Robert Englund Self Angela Griffin Thea Actor Ryan Gage Lance Actor Joe Bolland Beck Actor Kate Fleetwood Laura Actor Ioanna Kimbook Grace Actor Pete MacHale Gabe Actor Caroline Loncq Maria Actor Simon Allen Screenwriter, Executive Producer John Zois Producer Sébastien Raybaud Producer Matthew James Wilkinson Producer Nick Angel Executive Producer Liza Glucoft Executive Producer Ridley Scott Executive Producer Catherine Derry Cinematographer Tommy Boulding Film Editing Mark Towns Film Editing Anna Papa Production Design Lucy Gahagan Art Director Lou-Lilâ Masson-Lacroix Set Decoration Holly Smart Costume Design Gemma Sykes Casting