Lucas Till as Tripp Coley

Jane Levy as Meredith

Amy Ryan as Cindy Coley

Rob Lowe as Reece Tenneson

Danny Glover as Mr. Weathers

Barry Pepper as Sheriff Rick

Holt McCallany as Burke

Frank Whaley as Wade Coley

Thomas Lennon as Dr. Bill Dowd

Aliyah O'Brien as Junior Scientist

Tucker Albrizzi as Sam Geldob

Samara Weaving as Brianne

Daniel Bacon as Technician

Faustino Di Bauda as Roughneck

Jedidiah Goodacre as Jake

Chris Gauthier as Mr. Geldon

Scott Patey as Deputy

Ryan Cowie as Other Deputy

Ruairi MacDonald as 9th Grader

Stacey Scowley as TV Reporter

Adrian Formosa as Security Merc

Maja Aro as Pretty Woman in Car

Philip Granger as Used Car Lot Owner

Daniel Boileau as Car Lot Associate

Peter New as Taxi Cab Driver

Simon Chin as Security Guard

Devielle Johnson as Terravex Security Guard

Christian Sloan as Driver

Jordana Largy as Tenneson's Secretary

Ian Carter as Oil Exec

Howie Lai as Engineer

Candice Zhao as Executive

Jagen Johnson as Terravex Worker

Giacomo Baessato as Special Agent

Emanuel Fappas as Truck Driver (uncredited)

Chad Willett as Dad (uncredited)