Julius Berg Director, Screenwriter Maisie Williams Mary Actor Sylvester McCoy Dr Huggins Actor Rita Tushingham Ellen Huggins Actor Jake Curran Gaz Actor Andrew Ellis Terry Actor Ian Kenny Nathan Actor Stacha Hicks Jean Actor Mathieu Gompel Screenwriter Alain de la Mata Producer Christopher Granier-Deferre Producer Nate Bolotin Executive Producer Maxime Cottray Executive Producer David Ungaro Cinematographer Marc Boucrot Film Editing Bobbie Cousins Production Design Thalia Ecclestone Art Director Emily Lewis Set Decoration Michelle May Costume Design Daniel Hubbard Casting