Perrey Reeves played Cecelia in Season 3. Perrey Reeves is perhaps best, or at least most recently, known as Mrs. Ari Gold from Entourage.
no
The character's name was Douglas.If by chance you mean the actor, that would be Neil Patrick Harris
Doogie Howser M-D- - 1989 Doogie's Wager 2-23 was released on: USA: 3 April 1991
Doogie Howser M-D- - 1989 Ask Dr- Doogie 2-3 was released on: USA: 26 September 1990
Doogie Howser M-D- - 1989 Doogie Sings the Blues 2-6 was released on: USA: 17 October 1990
Doogie Howser M-D- - 1989 Doogie Got a Gun 4-3 was released on: USA: 7 October 1992
Doogie
Doogie Howser M-D- - 1989 When Doogie Comes Marching Home 3-7 was released on: USA: 13 November 1991
Doogie Howser M-D- - 1989 Guess Who's Coming to Doogie's 2-2 was released on: USA: 19 September 1990
Doogie Howser M-D- - 1989 Breaking Up Is Hard to Doogie 1-24 was released on: USA: 4 April 1990
Doogie Howser M-D- - 1989 Doogie the Red-Nosed Reindeer 1-13 was released on: USA: 13 December 1989
Doogie Howser M-D- - 1989 Doogie Has Left the Building Part 1 3-2 was released on: USA: 2 October 1991