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 Jackson Beals Guest Star Brad Carter Guest Star Laura Cayouette Guest Star Joe Chrest Guest Star Silas Cooper Guest Star J.D. Evermore Guest Star Nic Pizzolatto Writer, Executive Producer Cary Joji Fukunaga Director, Executive Producer Steve Golin Executive Producer Scott Stephens Executive Producer