Justin James Hughes was called away from the set of the YouTube reality series Internet Icon (2012) for the filming of this episode. Although he completed his last challenge, he was disqualified from the competition because he was unable to return in time for its judgment.
Lowest ranked episode of the entire series (as of 02/2021).
Bones says there is no evidence of ghosts; wherein fact she talks to a ghost in the Hero in the Hold (s4 e13), albeit without her knowledge in the cemetery.