Dr. Maniac

Dr. Maniac is an elderly retired villain living at the Sunny Acres Retirement Home.

Physical appearance
Insert details here.

Personality
He doesn't seem to have much of a mind left (if he ever had one).

Season two
Insert details here. (There's A Doctor In The House)

Appearances

 * Shaggy & Scooby-Doo Get A Clue!
 * There's A Doctor In The House