Nicholas Turturro as Travis Verdon

AnnaMaria Demara as Sgt. Maj. Ramona Peters

Andy Clemence as Dr. Percy Cavanaugh

Jonathan Le Billon as Engineer Alex Rowell

Jamie Burton-Oare as Secretary West

Gerald Webb as Sgt. Binning

Ming-Na Wen as Dr. Jenna Sparks

Dylan Vox as Gary Winters

Wayne Lopez as Uncle Clegg

Steve Hanks as Captain Worley

Mitch Lerner as Dr. Flynn

Carl Gilliard as Mr. Stubbs

Todd James Jackson as Lt. Davy Connelly

Tracy Winters as Mrs. Moore

Mat Lageman as Pvt. Kramer

Gospel Jackson as Cpl. Williams

Maximilian Elfeldt as Muscular Seaman

Jon Kondelik as Crewman

Mike Oliver as Helicopter Pilot

Jeff Newman as Muscular Seaman

Jeffrey Santana as Oil Rig Crewman

Daniel Anderson as Oil Rig Crewman

Jon Miguel as Oil Rig Crewman

Michael Ojugo as Oil Rig Crewman

Darin Cooper as Colonel Lee Chadwick