Emilia Clarke

Character: Kate Andrich

Henry Golding

Character: Tom Webster

Michelle Yeoh

Character: Santa

Emma Thompson

Character: Petra Andrich

Lydia Leonard

Character: Marta Andrich

Boris Isaković

Character: Ivan Andrich

Rebecca Root

Character: Dr. Addis

Ingrid Oliver

Character: Police Woman Crowley

Laura Evelyn

Character: Police Woman Churchill

Patti LuPone

Character: Joyce

Calvin Demba

Character: Nathan

Ritu Arya

Character: Jenna

Ansu Kabia

Character: Rufus

Jade Anouka

Character: Alba

Rob Delaney

Character: Theatre Director

Peter Serafinowicz

Character: Theatre Producer

Sara Powell

Character: Casting Director

Peter Mygind

Character: The Dane (aka ‘Boy’)

Amit Shah

Character: Andy

Maxim Baldry

Character: Ed

Margaret Clunie

Character: Sarah

Sue Perkins

Character: Ice Show Director

John-Luke Roberts

Character: Klaus the German Clown

Madison Ingoldsby

Character: Young Kate

Lucy Miller

Character: Young Marta

Bilal Zafar

Character: Oscar

Ben Owen-Jones

Character: Danny

David Hargreaves

Character: Arthur

Joe Blakemore

Character: Tom

Anna Calder-Marshall

Character: Dora

Leon Delroy Williams

Character: Traffic Cone Man

Jassie Mortimer

Character: Croatian Woman

Michael Matovski

Character: Croatian Man

Jake Lampert

Character: Angry Man on Bus

Liran Nathan

Character: Moroccan Vendor

Laila Alj

Character: Moroccan Vendor's Wife

David Mumeni

Character: Guy in Pub

Andrew Ridgeley

Character: Man in Audience at Homeless Shelter Benefit (uncredited)

Jacqueline Ramnarine

Character: Homeless Person (uncredited)

Nichola Jean Mazur

Character: Nurse Jane (uncredited)

Fabien Frankel

Character: Fabien

Rene Costa

Character: Geoff Mafia Boss (uncredited)