Doogie Howser is a doctor. He is also a 16-year-old genius who graduated college at age 10 and finished medical school at age 14. But he is still a teenager, with normal teenage friends and problems. But unlike a normal … Neil Patrick Harris, Max Casella, Belinda Montgomery, Lawrence Pressman, Kathryn Layng, James B. Sikking, Markus Redmond Added on Disney 2023-03-27.