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 teenager, he is just learning to drive while also consulting on serious medical cases like heart transplants.

• Neil Patrick Harris
• Max Casella
• Belinda Montgomery
• Lawrence Pressman
• Kathryn Layng
• James B. Sikking
• Markus Redmond
• Mitchell Anderson