' Brian is the third evil dentist from Monty Pythons Secret Service Dentists sketch. He is a mustachioed man in a surgeon's uniform. He threatened Stappleton, Lafarge, and Vanderberg with a bazooka unless they told him about the secret fillings He is shown to be farely incompetant, as he had to be reminded that he wanted the secret fillings. He also forgot to fire his bazooka on the count of five.