Ahna O'Reilly as Sarah

Richard Armitage as Dr. Scott White

Izabella Scorupco as Dr. Cooper

Haley Joel Osment as Warren

Emma Fitzpatrick as Nichole

Adam O'Byrne as Officer Dowden

Kevin Zegers as Dr. Koslov

Rachel Melvin as Dawn

Jessica Oyelowo as

Matthew Del Negro as

Damien Leake as

Alberta Mayne as

Jake Broder as

Vincent Rivera as

Chloe Stearns as

Hunter Stiebel as