Main Characters Douglas "Doogie" Howser 97 main appearances Vinnie Delpino 97 main appearances Dr. David Howser 82 main appearances Katherine O'Brien Howser 81 main appearances Nurse Mary Margaret "Curly" Spaulding 69 main appearances Dr. Benjamin Canfield 66 main appearances Janine Stewart 23 main appearances Raymond Alexander 33 main appearances Dr. Jack McGuire 33 main appearances Wanda Plenn 19 main appearances
Recurring Guest Characters Dr. Kadell 1 guest appearances Molly 1 guest appearances Doctor Marcus 1 guest appearances Dr. Helen Zalunka 1 guest appearances Joseph 1 guest appearances Golfer #1 1 guest appearances Golfer #2 1 guest appearances Irene 1 guest appearances Dr. Brown 1 guest appearances 60's Her 1 guest appearances 60's Him 1 guest appearances 20's Him 1 guest appearances 30's Him 1 guest appearances 30's Her 1 guest appearances Sandi 1 guest appearances 20's Her 1 guest appearances Taryn Rodgers 1 guest appearances Chloe 1 guest appearances Maitre 'D 1 guest appearances Remy 1 guest appearances ⇤ « 5 6 7 8 9 10 11 12 13 14 » ⇥