Emily Blunt

Mary Poppins

Lin-Manuel Miranda

Jack

Ben Whishaw

Michael Banks

Emily Mortimer

Jane Banks

Pixie Davies

Annabel

Nathanael Saleh

John

Joel Dawson

Georgie

Julie Walters

Ellen

Meryl Streep

Cousin Topsy

Colin Firth

Wilkins / Wolf (voice)

Jeremy Swift

Gooding / Badger (voice)

Kobna Holdbrook-Smith

Frye / Weasel (voice)

Dick Van Dyke

Mr. Dawes Jr.

Angela Lansbury

Balloon Lady

David Warner

Admiral Boom

Jim Norton

Mr. Binnacle

Noma Dumezweni

Miss Penny Farthing

Sudha Bhuchar

Miss Lark

Steve Nicolson

Park Keeper

Christian Dixon

The Milkman

Christopher Godwin

Information Desk Clerk

John Dagleish

Courier

Karen Dotrice

Elegant Woman

Ian Conningham

Pub Landlord

Billy Barratt

Street Urchin

Chris O'Dowd

Shamus the Coachman (voice)

Mark Addy

Clyde the Horse (voice)

Edward Hibbert

Parrot Umbrella (voice)

Michael Carroll

Leerie

Jon-Scott Clark

Leerie

Leon Cooke

Leerie

Momar Diagne

Leerie

Marlon Pelayo

Leerie

Christopher Scott

Leerie

Craig Stein

Leerie

Jennifer Leung

Female Dancer

Rachel Muldoon

Female Dancer

Calvin Chen

Leerie (uncredited)

Johanna Thea

Fairground Attendee (uncredited)

Antonio Raul Corbo

Boy (uncredited)

Raj Awasti

Bank Customer (uncredited)

Nina Kumar

Bank Customer (uncredited)

Jag Patel

Corporate Internal Bank Customer (uncredited)

Martyn Mayger

Banker (uncredited)