Scott Wilson (born William Delano Wilson) was an American actor. He had more than 50 film credits, including In the Heat of the Night, In Cold Blood, The Great Gatsby, Dead Man Walking, Pearl Harbor, and Junebug. In 1980, Wilson received a Golden Globe nomination for Best Supporting Actor – Motion Picture for his role in William Peter Blatty's The Ninth Configuration. He played veterinarian Hershel Greene on the AMC television series The Walking Dead (2011–2014; 2018). He also had a recurring role on CSI: Crime Scene Investigation as casino mogul Sam Braun, as well as a lead role on the Netflix series The OA as Abel Johnson.