Ben Affleck
Sheriff Bryce Hammond
Acting
Peter O'Toole
Dr. Timothy Flyte
Acting
Rose McGowan
Lisa Pailey
Acting
Joanna Going
Jennifer Pailery, M.D.
Acting
Liev Schreiber
Deputy Stuart 'Stu' Wargle
Acting
Nicky Katt
Deputy Steve Shanning
Acting
Clifton Powell
Gen. Leland Copperfield
Acting
Rick Otto
Scientist Lockland
Acting
Valerie Chow
Scientist Yamaguchi
Acting
Adam Nelson
Scientist Burke
Acting
John Hammil
Scientist Talbot
Acting
John Scott Clough
Scientist Shane
Acting
Michael DeLorenzo
Soldier Velazquez
Acting
William Hahn
Scientist Borman
Acting
Robert Himber
Scientist Walker
Acting
Bo Hopkins
Agent Hawthorne
Acting
Robert Knepper
Agent Wilson
Acting
Paul Schmidt
Church Soldier
Costume & Make-Up
Dean Hallo
Sgt. Harker
Acting
Clive Rosengren
Commanding Officer
Acting
Edmund Wyson
Cpl. Guthrie
Acting
Luke Eberl
Tunnel Boy
Acting
Judith Drake
Hilda
Acting
Yvette Nipar
Cowgirl
Acting
Lonny Chapman
Old Man at Bar (uncredited)
Acting
Linnea Quigley
Woman in Room 204 (uncredited)
Acting