Michael Shannon as Roy Tomlin

Jaeden Martell as Alton Meyer

Joel Edgerton as Lucas

Kirsten Dunst as Sarah Tomlin

Adam Driver as Agent Sevier

David Jensen as Elden

Sam Shepard as Calvin Meyer

Scott Haze as Levi

Dana Gourrier as Sharon Davison

Paul Sparks as Agent Miller

Kerry Cahill as Linda (NSA Staffer)

Bill Camp as Doak

Billy Slaughter as Agent Cole

Lucy Faust as Caroline (Ranch Member)

Sean Bridgers as Fredrick (Ranch Member)

Allison Gabriel as Hannah (Ranch Member)

Sharon Landry as Merrianne (Doak's Wife)

Sharon Garrison as Jane Adams (Sarah's Mother)

James Moses Black as Military Officer

Yvonne Landry as Motel Clerk

Maureen Brennan as Woman at Truckstop

Ann Mahoney as FBI Agent #1

Garrett Hines as FBI Agent #2

Wayne Pére as Prison FBI Agent

Dane Rhodes as Oil Worker

Lee Zurik as Local Newscaster #1

Nicondra Norwood as Local Newscaster #2

Sam Malone as Soldier at Roadblock

Sean Kaplan as Texas State Trooper

James DuMont as Base Commander

Nancy Grace as Nancy Grace

Lynn Berry as Lynn Berry

Alexander Eldimiati as Stand in (uncredited)

D'Arcy Allen as FBI Agent (uncredited)

John L. Armijo as National Guardsman (uncredited)

Michelle Benet as Car Crash Victim (uncredited)