David Morrissey to return for Season 4 of 'The Walking Dead' British actor David Morrissey arrives at the Baftas Awards Ceremony at The Royal Opera House, London on February 10, 2013. LOS ANGELES, April 4 (UPI) -- British actor David Morrissey will reprise his role of the power-mad Governor on Season 4 of "The Walking Dead," EW.com reported. This week's Season 3 finale of the Georgia-set zombie drama series saw the Governor ride off in a truck with two cohorts after an ambush set by their rival humans. EW.com also said Emily Kinney, Chad Coleman, and Sonequa Martin-Green -- who played the recurring roles of Beth, Tyreese and Sasha on Season 3 of the show -- will have bigger parts in Season 4.