David Selby
as
Leonard
Scott Lawrence
as
Mark
Kristen Stewart
as
Nia
Nicholas Hoult
as
Silas
Jon Kondelik
Director
Eric Paul Erickson
as
Larry
Joel Berti
as
Mark
Cory Finley
Director
Olivia Cooke
as
Anya Taylor-Joy
as
Lily
Paul Sparks
as
Mark
Alex Wolff
as
Party Friend
Charles Martin Smith
Director
Anna Wilson-Jones
as
Arabella
Jamie Bacon
as
Chugger
Tim Plester
as
Leon
Stephen McCole
as
Mark
Anna Van Hooft
as
Jenny
Matt Hamilton
as
Mark
Tim Chiou
as
Adult Masao
Kanoa Goo
as
Gavin
Constance Wu
as
Grace
Nelson Lee
as
Mark
Til Schweiger
as
Mark
Devon Sawa
as
Sean
Matthew Lillard
as
Stevo
Svetlana Khodchenkova
as
Marin Ireland
as
Bethany
Chloë Grace Moretz
as
Cameron
Jennifer Ehle
as
Dr. Lydia Marsh
Owen Campbell
as
Mark
Kevin Fair
Director
Lochlyn Munro
as
District Attorney
Rachel Boyd
as
Isla
Reese Alexander
as
Mark
Ted Fendt
Director
Guy Ferland
Director
Alicia Silverstone
as
Jennifer
Nicky Katt
as
Mark
Tuesday Knight
as
Waitress
Barry Morse
as
Dr. Galba
Faye Dunaway
as
Lou Andreas Sand
Roy Scheider
as
Mark
Barbara Carrera
as
T.J. Brady
Jaden Michael
as
Billy
Kelly Sullivan
as
Jina
Matthew Daddario
as
Ben
Keith David
as
Al
Mira Sorvino
as
Amy
Michael Provost
as
Bo
Andy Buckley
as
Mark
Vincent Gale
as
Airline Customer Service
Kate Winslet
as
Alex Martin
Idris Elba
as
Ben Bass
Dermot Mulroney
as
Mark