Doctor Nash is the dentist of Amy Santiago's aunt. He is portrayed by the actor Mel Cowan.
Throughout The Series[]
In the Season One episode The Bet, Amy tells Jake Peralta the story of the worst date she's ever had, which was with Doctor Nash. Her aunt set he and her up on a date, as she is her dentist. While dining he asked Amy if she'd like a bite of his food and when she goes to take it he uses his forks as dental tools to hold her mouth open and inspect her teeth. He then declares that dessert is out of the question for her.