Goodbye Christopher Robin

Simon Connolly as Radio Host Nick Blakeley as Zoo Photographer Mark McKerracher as Groupie Gintare Beinoraviciute as Party Guest Domhnall Gleeson as Alan Alexander Milne / Blue Phoebe Waller-Bridge as Mary Brown Richard McCabe as Rupert Vicki Pepperdine as Betty Bentley Kalu as American Police Jason Matthewson as Theatre Patron Kelly Macdonald as Olive Rand / Nou Geraldine Somerville as Lady O Nicholas Richardson as Newspaper Man Rolan Bell as American Police Will Tilston as Christopher Robin Milne / Billy Moon Ceri Jerome as Dancer Adam Lazarus as Theatre Goer Sarah Jayne Butler as Winning Mum Victoria Bavister as Mother at Zoo Shaun Dingwall as Alfred Brockwell Callum Forman as Party Guest Richard Dixon as MC at Pageant Stephen Campbell Moore as Ernest H. Shepard Tommy Rodger as Douglas Minor Gemma Wilks as Party Guest Mossie Smith as Sharon the Midwife Simon Williams as Zoo Director Ann Thwaite as Pageant Dignitary Honey Holmes as Party Guest Alex Lawther as Christopher Robin Milne (Teen) Nico Mirallegro as Cooper Dan MacKay as Bob Clerkwell Mark Tandy as Portrait Photographer Margot Robbie as Daphne Milne Robert Portal as Headmaster Allegra Marland as Fan Richard Clifford as Toy Shop Manager

David Appleby Still Photographer Frank Cottrell Boyce Writer Ben Smithard Director of Photography, "A" Camera Operator Paul Kennington Stunt Coordinator Edward Upcott Stunt Double Damian Jones Producer Matt Curtis Title Designer Duncan Jarman Prosthetic Makeup Artist Victoria Boydell Editor Odile Dicks-Mireaux Costume Design Alex Johnson Casting Simon Curtis Director, Executive Producer Carter Burwell Original Music Composer