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. Wingate 1 guest appearances Theatre Manager 1 guest appearances Rosa's Mother 1 guest appearances Marlon 1 guest appearances Reporter 1 guest appearances Thomas 1 guest appearances Antonio 1 guest appearances Rita 1 guest appearances Fireman 1 guest appearances James 1 guest appearances Harry 1 guest appearances News Anchor 1 guest appearances Pat 1 guest appearances Kid #1 1 guest appearances Sally 1 guest appearances Suzanne Rogers 1 guest appearances Amelia Jameson 1 guest appearances Officer Wilbur 1 guest appearances Security Salesman 1 guest appearances David Crandall 1 guest appearances ⇤ « 17 18 19 20 21 22 23 24 25 26 » ⇥