The red tie in the scene in which House is getting ready for his interview is the same tie Wilson gave him in Words and Deeds (E11 S3) when preparing for court.
Julia Campbell's real life husband, Jay Karnes, is the patient in the next episode, "The Social Contract."
Taub says, "If by professional, you mean he's a T-1000 built by Cyberdyne Systems," referring to the liquid-metal cyborg played by Robert Patrick in Terminator 2: Judgment Day (1991). A T-1001 liquid-metal cyborg was introduced on Fox's Terminator: The Sarah Connor Chronicles the same season this episode premiered.