Naomi Watts
as Maria Bennett

Ewan McGregor
as Henry Bennett

Tom Holland
as Lucas Bennett

Samuel Joslin
as Thomas Bennett

Oaklee Pendergast
as Simon Bennett

Marta Etura
as Simone

Sönke Möhring
as Karl Schweber

Geraldine Chaplin
as Old Woman

Ploy Jindachote
as Caregiver

Jomjaoi Sae-Limh
as Red Cross Nurse

Johan Sundberg
as Daniel

Jan Roland Sundberg
as Daniel's Father

La-Orng Thongruang
as Old Thai Man

Tor Klathaley
as Young Thai Man

Douglas Johansson
as Mr. Benstrom

Emilio Riccardi
as Morten Benstrom

Vorarat Jutakeo
as Doctor in Stockroom

Karun Konsaman
as Young Nurse in Stockroom

Nicola Harrison
as Woman in Charge of Simon and Thomas

John Albasiny
as Oliver Tudpole

Gitte Witt
as Norwegian Patient

Bruce Blain
as American Tourist

Celicia Arnold
as American Tourist's Wife

Peter Tuinstra
as American Tourist on Orchid Roof

Esther Davis
as Volunteer in Children's Tent

Dominic Power
as Tourist Near the Orchid

Sarinrat Thomas
as Operating Nurse

Oak Keerati
as Orchid Male Employee

Wipawee Charoenpura
as Woman in Children's Minibus

Laura Power
as Young Nurse in Airplane

Kowit Wattanakul
as Henry's Pick-up Driver

Zoe Popham
as Tourist in Henry's Pick-up

Danai Thiengdham
as Tourist in Henry's Pick-up

Ronnie Eide
as Tourist in Henry's Pick-up

Bonnie Zellerbach
as Tourist at Bus Station

Ulf Pilblad
as Tourist at Bus Station

Frank Gun
as Tourist at Bus Station

Giovanni Agresti
as Tourist Looking for Francesca

Georgina L. Baert
as Person Looking for Relatives

David Bruce
as Person Looking for Relatives

Natalie Lorence
as Person Looking for Relatives

Sverre Golten
as Person Looking for Relatives

Clare Louise Plunkett
as Person Looking for Relatives

Raphaël Dewaerseghers
as Naked Man

Pisamai Pakdeevijit
as Thai Family in Stockroom

Aratchaporn Sataed
as Thai Family in Stockroom

Jakapong Srichaem
as Thai Family in Stockroom

Simon Blyberg
as Ferdinand

Christopher Alan Byrd
as Dieter

Namfon Pakdee
as Orchid Female Employee

Georgia Winters
as Patient in Takua Pa Hospital

Dina Kiseleva
as Patient in Takua Pa Hospital

Tan D. Demir
as Patient in Takua Pa Hospital

Krittanai Youngtrakull
as Emergency Nurse

Takashi Hasegawa
as Japanese Tourist

Kristen Mandel
as Redheaded Woman

Sam Holland
as Kid in Tent

Harry Holland
as Kid in Tent

Mara García García
as Kid in the Car