Ben McKenzie, who played Marissa&#39;s love interest Ryan on &#39;The O.C.,&#39; plays Officer Ben Sherman in the television series &#39;Southland&#39; on TNT. &#40;Pictured: Ben McKenzie appears in a scene from &#39;The O.C.&#39; &#47; Ben McKenzie appears in a scene from &#39;Southland.&#39;&#41; <span class=meta>(Warner Bros. Television &#47; TNT)</span>