Carl Hunter Director Bill Nighy Alan Actor Sam Riley Peter Actor Alice Lowe Sue Actor Jenny Agutter Margaret Actor Tim McInnerny Arthur Actor John Westley Official Actor Oliver Sindcup Young Peter Actor Louis Healy Jack Actor Ella-Grace Gregoire Rachel Actor Frank Cottrell Boyce Screenwriter Roy Boulter Producer Alan Latham Producer Sol Papadopoulos Producer Kirsty Bell Executive Producer Alastair Burlingham Executive Producer Charlie Dombek Executive Producer Andrea Gibson Executive Producer Matthew Helderman Executive Producer Richard Stoddard Cinematographer Stephen Haren Film Editing Edwyn Collins Original Music Tim Dickel Production Design Guto Humphreys Art Director David Morison Set Decoration Lance Milligan Costume Design Michelle Smith Casting