Gerald Lee McRaney (born August 19, 1947) is an American television and film actor. McRaney is best known as one of the stars of the television shows Simon & Simon, Major Dad, Promised Land and House of Cards. He most recently starred as Admiral Hollace Kilbride on NCIS: Los Angeles. He was a series regular in the first season of Jericho and the final season of Deadwood. He appeared in a recurring role as main antagonist Mason Wood in season eight of Castle. Recently, he played Barlow Connally in the A&E series Longmire and had a recurring role in the NBC series This Is Us as Dr. Nathan Katowski, a role which earned him the Primetime Emmy Award for Outstanding Guest Actor in a Drama Series. Wikipedia
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