Stepbrother of Troian Bellisario (who plays his sister on "NCIS: Naval Criminal Investigative Service" (2003) ), Nicholas Bellisario, Michael Bellisario, Julie B. Watson and David Bellisario.
Older brother of Chad W. Murray, who was the victim on "NCIS: Naval Criminal Investigative Service: The Immortals (#1.4)" (2003), and who also happens to work as post-production coordinator on "NCIS".
In a commentary recording for a 4th season episode of "NCIS: Naval Criminal Investigative Service" (2003), Sean noted that his father had been the executive officer on board the aircraft carrier, Enterprise.
Daughter Caitlyn Melissa Murray (b. May 3, 2007).
Son River James Murray was born on April 22, 2010 in Los Angeles.