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 Alexandra Daddario Guest Star Kevin Dunn Guest Star Clarke Peters Guest Star Jay O. Sanders Guest Star Christopher Berry Guest Star Brad Carter Guest Star Joe Chrest Guest Star Jennifer Dawson Guest Star J.D. Evermore Guest Star Dana Gourrier Guest Star Nic Pizzolatto Writer, Executive Producer Cary Joji Fukunaga Director, Executive Producer Steve Golin Executive Producer Scott Stephens Executive Producer