David Boreanaz became a father in real life several months after the filming of this episode. "My son is not going to be in that environment," he says. "He won't have broadswords hanging in the cabinet.
The pole arm used to hold Angel is called a "Man catcher" and was commonly used until the 18th century.
The producers employ some deliberate Christian imagery in this episode. Of Wolfram & Hart, Lilah says: "They don't crucify here. It's too Christian," and the camera then switches to Angel, being held in a crucifixion pose by Daniel Holtz.