Chloë Grace Moretz

Mia Hall

Stacy Keach

Gramps

Jakob Davies

Teddy Hall

Joshua Leonard

Denny Hall

Aisha Hinds

Nurse Ramirez

Gabrielle Rose

Gran

Chelah Horsdal

Liddy

Brad Van Arragon

Executive Producer

Lauren Lee Smith

Willow

Christine Willes

Nurse Davis

Paul Jarrett

Surgeon

Jamie Blackley

Adam Wilde

Liana Liberato

Kim Schein

Mireille Enos

Kat Hall

Ali Milner

Liz

Gabrielle Cerys Haslett

Young Mia

Adam Solomonian

Henry

John Emmet Tracy

Surgeon

Arielle Tuliao

Astrid

Sarah Grey

Cute Groupie

William Vaughan

Male EMT

Giles Panton

Teddy's Surgeon

Dave Collette

Orderly

David Orth

Surgeon for Driver

Camille Atebe

Nurse

R. J. Cutler

Director

Denise Di Novi

Executive Producer

Gayle Forman

Executive Producer