Domhnall Gleeson

Character: Alan Alexander Milne / Blue

Margot Robbie

Character: Daphne Milne

Will Tilston

Character: Christopher Robin Milne / Billy Moon

Stanley Hamlin

Character: Christopher Robin Milne (Baby)

Dexter Hyman

Character: Christopher Robin Milne (Kid)

Sonny Hyman

Character: Christopher Robin Milne (Kid)

Alex Lawther

Character: Christopher Robin Milne (Teen)

Kelly Macdonald

Character: Olive Rand / Nou

Phoebe Waller-Bridge

Character: Mary Brown

Vicki Pepperdine

Character: Betty

Stephen Campbell Moore

Character: Ernest H. Shepard

Richard McCabe

Character: Rupert

Geraldine Somerville

Character: Lady O

Nico Mirallegro

Character: Cooper

Shaun Dingwall

Character: Alfred Brockwell

Dan MacKay

Character: Bob Clerkwell

Mossie Smith

Character: Sharon the Midwife

Tommy Rodger

Character: Douglas Minor

Robert Portal

Character: Headmaster

Allegra Marland

Character: Fan

Nicholas Richardson

Character: Newspaper Man

Jim Cartwright

Character: Military Medic

Vincent Finch

Character: Big Boy

Richard Clifford

Character: Toy Shop Manager

Simon Connolly

Character: Radio Host

Richard Dixon

Character: MC at Pageant

Ann Thwaite

Character: Pageant Dignitary

Sarah Jayne Butler

Character: Winning Mum

Victoria Bavister

Character: Mother at Zoo

Simon Williams

Character: Zoo Director

Nick Blakeley

Character: Zoo Photographer

Mark Tandy

Character: Portrait Photographer

Sam Barnes

Character: The Times Photographer

Kevin Millington

Character: American Man

Bentley Kalu

Character: American Police

Rolan Bell

Character: American Police

Mark McKerracher

Character: Groupie

Amber Batty

Character: Groupie

Lance C. Fuller

Character: Groupie

Grace Curtis

Character: McGovern Sister

Matilda Curtis

Character: McGovern Sister

Cameron Lane

Character: Kid

Phoebe Lyons

Character: Kid

Harper Gray

Character: Kid

Kirk Bowett

Character: Limbless Veteran Soup Kitchen

Jon E Cassell

Character: Zoo Keeper

David J Biscoe

Character: Train Passenger

John McHale

Character: Milne's Gardener

Talia Ray

Character: Maid of Mallord Street

Robbie Young

Character: School Bully

Simon Maroulis

Character: New York Book Fan

Christopher McMullen

Character: Homeless Man

Ashley Hudson

Character: Young Gentleman

Jason Matthewson

Character: Theatre Patron

Adam Lazarus

Character: Theatre Goer

Nick Davison

Character: Pageant WW1 Soldier

Matthew Di Liello

Character: WW1 Soldier

David Evestaff

Character: WW1 Soldier

Bernardo Santos

Character: WW1 Soldier

Kirk Bowett

Character: Wounded Soldier

Gintare Beinoraviciute

Character: Party Guest

Tom Dab

Character: Party Guest

Emma Caraman

Character: Party Guest

Callum Forman

Character: Party Guest

Gemma Wilks

Character: Party Guest

Honey Holmes

Character: Party Guest

Jamie Body

Character: Bright Young Thing

Sean Moon

Character: Bright Young Thing

Elisa Hayrapetyan

Character: Waltz Dancer

Beatrice Stein

Character: Dancer

Tamsin Ella Harding

Character: Dancer

Iulia Filipovscaia

Character: Dancer

Ceri Jerome

Character: Dancer