Dr. Ivan Krank

Dr. Ivan Kank is a man of science besides being called a "Wakko" which he dislikes. He is voiced by virginian actor Kelsey Grammer. His nephew Ian Wazselewski (voiced by Rob Paulson) sometimes breaks his uncle's commands.


 * 1) Stay off the telephone.
 * 2) Don't call Ivan Krank "Daddie"
 * 3) No interrupting the Doctor's business
 * 4) Do not spoil the Doctor's blueprints
 * 5) Never hug the Doctor when he's done with his inventing skills