Greg Beeman Director Bill Pullman Alex Murdaugh Actor Lauren K. Robek Margaret Murdaugh Actor Curtis Tweedie Paul Murdaugh Actor Donavon Stinson Actor Chris Shields Detective Actor Craig March Dean Gilbert Actor Jess Brown Lindsey Edwards Actor Brenna O'Brien Amy Actor Michael Vickerman Screenwriter, Executive Producer Navid Soofi Producer Timothy O. Johnson Executive Producer Oliver De Caigny Executive Producer Stacy Mandelberg Executive Producer Mike Kam Cinematographer Babak Golkar Production Design Rachel Sugden Set Decoration