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 Mark DeCarlo 1 guest appearances Pete 1 guest appearances Doogie's Date 1 guest appearances Flip 1 guest appearances Brian 1 guest appearances Paramedic 1 guest appearances Heidi 1 guest appearances Linda 1 guest appearances Mike 1 guest appearances Nick 1 guest appearances Studs Contestant 1 guest appearances Dr. Swenson 1 guest appearances Barbara 1 guest appearances Kathy Walker 1 guest appearances Jack Fogle 1 guest appearances Amy 1 guest appearances Woman at Party 1 guest appearances Fantasy Girl #1 1 guest appearances Mr. Fukes 1 guest appearances Mrs. Fukes 1 guest appearances ⇤ « 19 20 21 22 23 24 25 26 27 28 » ⇥