Emilia Clarke as Susan Smith

Jack Huston as Mark Putnam

Johnny Knoxville as Cash

Thora Birch as Jolene

Sophie Lowe as Kathy Putnam

Austin Hébert as Randy McCoy

Karl Glusman as Joe-Bea

Chris Mulkey as Todd Eason

Omar Benson Miller as Denver Rhodes

Kevin Dunn as Bob Singer

Brian Lee Franklin as Rufus

Brittany O'Grady as Georgia Beale

Luke Spencer Roberts as Bones

Joshua Mikel as Ricky

Lance E. Nichols as Agent Baumgarten

Robert C. Treveiler as Murph

Frank Hoyt Taylor as Matt Boylan

Landon Durrence as Isom Smith

Daniel R. Hill as Stan Jones

Phoebe Plasto as Beth

Anita Farmer Bergman as

Vergena Fields as

Kathlene Ashcraft as

Nettie Kraft as

Colleen Camp as Jolene's Customer