Main Characters
![Douglas "Doogie" Howser](https://static.tvmaze.com/uploads/images/medium_portrait/130/326380.jpg)
Douglas "Doogie" Howser
97 main appearances![Vinnie Delpino](https://static.tvmaze.com/uploads/images/medium_portrait/130/326381.jpg)
Vinnie Delpino
97 main appearances![Dr. David Howser](https://static.tvmaze.com/uploads/images/medium_portrait/130/326384.jpg)
Dr. David Howser
82 main appearances![Katherine O'Brien Howser](https://static.tvmaze.com/uploads/images/medium_portrait/130/326382.jpg)
Katherine O'Brien Howser
81 main appearances![Nurse Mary Margaret "Curly" Spaulding](https://static.tvmaze.com/uploads/images/medium_portrait/130/326387.jpg)
Nurse Mary Margaret "Curly" Spaulding
69 main appearances![Dr. Benjamin Canfield](https://static.tvmaze.com/uploads/images/medium_portrait/130/326383.jpg)
Dr. Benjamin Canfield
66 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Janine Stewart
23 main appearances![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Raymond Alexander
33 main appearances![Dr. Jack McGuire](https://static.tvmaze.com/uploads/images/medium_portrait/130/326385.jpg)
Dr. Jack McGuire
33 main appearances![Wanda Plenn](https://static.tvmaze.com/uploads/images/medium_portrait/130/326386.jpg)