Omar Sy

Samuel

Gloria Colston

Gloria

Clémence Poésy

Kristin

Antoine Bertrand

Bernie

Ashley Walters

Lowell

Clémentine Célarié

Samantha

Anna Cottis

Miss Appleton

Raphael von Blumenthal

Tom

Ben Homewood

Assistant director

Alice David

Young woman at party

Mona Walravens

Young woman at party

Raquel Cassidy

Gloria's teacher

Howard Crossley

Judge

Anabel Lopez

Jenny

Cécile Cassel

Lila, stewardess

Antoine Gouy

Steward

Guillaume Bouchède

Steward

Natasha Andrews

Fake Kristin

Ginnie Watson

Fake Kristin

Ludivine de Chastenet

Fake Kristin

Georgina Leeming

Fake Kristin

Solo

Samuel's father

Noémie Kocher

Mother yacht

Bertrand Combe

Father yacht

Patrice Melennec

Security agent

Ruben Alves

Waiter at the party

Elaine Caulfield

Assistant doctor

Victor Klein

Pizza delivery man

Richard Kelly

English policeman

Christian Erickson

Tea room server

Sian Altman

English waitress pub

Laurène Doval

French waitress pub

Guillaume Mélanie

Traveler at the end of his rope

David Lowe

Traveller 'Actually'

Deepak Anand

Speaking Tube Passenger

Penelope Sharp

English mother

Martin Barrie

Funfair photographer

Richard Banks

London Taxi

Jay Benedict

Doctor

Winter Goury du Roslan

Nurse

Mathieu Oullion

DJ Manos

Swaylee Loughnane

Andrew

Bharat Mistri

London Tube Commuter

Ian Sanderson

Man in fairground

Emilie Parvillers

Acteur

Claire Ashton

Passerby (uncredited)

Susan Fordham

Passerby (uncredited)

Abigail Millar

Kristen lookalike (uncredited)