Adam

Joseph Gordon-Levitt

Kyle

Seth Rogen

Katherine

Anna Kendrick

Rachael

Bryce Dallas Howard

Alan

Philip Baker Hall

Diane

Anjelica Huston

Richard

Serge Houde

Dr. Ross

Andrew Airlie

Mitch

Matt Frewer

Phil

Peter Kelamis

Dr. Walderson

Donna Yamamoto

Jackie

Jessica Parker Kennedy

Susan

Sugar Lyn Beard

Jenny

Sarah Smyth

Dr. Lee

Yee Jee Tso

Dr. Phillips

Daniel Bacon

Bernie

P. Lynn Johnson

Claire

Laura Bertram

Ted

Matty Finochio

Agabelle Loogenburgen

Luisa D'Oliveira

Nurse Stewart

Veena Sood

Cute Guy With Dreads

Jason Vaisvila

Allison

Marie Avgeropoulos

Minister

Brent Sheppard

Bartender

Adrian McMorran

Attractive Woman #2

Andrea Brooks

Pretty Girl

Beatrice King

Friendly Nurse

Stephanie Belding

Mother on the Bus

Chilton Crane

Joe

Ryan W. Smith

Bodie

Lauren Miller

Nurse Scott

Karen Van Blankenstin

George

William 'Bigsleeps' Stewart

Elderly Female Chemo Patient

Bonnie Bollivar

Pretty Girl

Beatrice Ilg

Young Person on the Bus

Amitai Marmorstein

Greg

Will Reiser

Art Gallery Patron

Christopher De-Schuster

Live Volcano Reporter (voice)

D.C. Douglas

Thom the Patient

Richard C. Burton

Bartender

Adrian Glynn McMorran

Nurse Scott

Karen van Blankenstein

Hospital Tech

Neil Corbett

Art Gallery Patron

Karolina Sabat

Bar Girl

Susan McLellan

Bar Girl

Susan De West