Matthew McConaughey Rust Cohle Actor Woody Harrelson Martin Hart Actor Michelle Monaghan Maggie Hart Actor Michael Potts Detective Gilbough Actor Tory Kittles Detective Papania Actor Kevin Dunn Guest Star Elizabeth Reaser Guest Star Jackson Beals Guest Star Christopher Berry Guest Star Joe Chrest Guest Star J.D. Evermore Guest Star Dana Gourrier Guest Star Charles Halford Guest Star Michael Hartson Guest Star Nic Pizzolatto Writer, Executive Producer Cary Joji Fukunaga Director, Executive Producer Steve Golin Executive Producer Scott Stephens Executive Producer