Matt Damon

George Lonegan

Cécile de France

Marie Lelay

Bryce Dallas Howard

Melanie

Thierry Neuvic

Didier

Cyndi Mayo Davis

Island Hotel Clerk

Lisa Griffiths

Stall Owner

Jessica Griffiths

Island Girl

Ferguson Reid

Rescuer

Derek Sakakura

Rescuer

George McLaren

Markus/Jason

Frankie McLaren

Markus/Jason

Lyndsey Marshal

Jackie

Jay Mohr

Billy

Rebekah Staton

Social Worker

Declan Conlon

Social Worker

Charlie Creed-Miles

Photographer

Richard Kind

Christos

Claire Price

Marcus' Teacher

Franz Drameh

Teenager

Marcus Boyea

Teenager