Elijah Wood as Bill Hagmaier

Luke Kirby as Ted Bundy

Aleksa Palladino as Carolyn Lieberman

Robert Patrick as Roger Depue

W. Earl Brown as Warden Wilkenson

Gilbert Owuor as Assistant Warden Paul Decker

Christian Clemenson as Doctor James Dobson

Hugo Armstrong as Colorado Investigator

Nican Robinson as Utah Investigator

Will Harris as Oregon Investigator

Emily Berry as Idaho Investigator

Steven Pritchard as Agent Montgomery

Jarrett Sleeper as Assistant Warden McNeal

Doug Cox as Minister Lawrence

Tom Virtue as Agent Strauss

John Wilcox as Agent Meyers

Austin Uku as Agent Douglas

Mac Brandt as Guard Paluger

Mona Lee Wylde as Psychiatrist

Jessica Lynn Skinner as Woman in Car

Kate Adams as Woman on Street

David Salsa as Guard Flank

Richard Blackmon as Guard Simone

Allison Baver as Masha Tanner (uncredited)

Rachel Mysior as Victim (uncredited)