Simon & Simon is an American crime drama television series that originally ran from November 24, 1981, to September 16, 1989. The series was broadcast on CBS, and starred Gerald McRaney and Jameson Parker as two disparate brothers who operate a two-person detective agency in San Diego.

Gerald Lee McRaney 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.