Rugg has worked extensively in the field of animation. His list of credits include writing for, co-producing, and playing the voices of several cartoon characters, first being credited as "Mr. Director" (a Jerry Lewis-esque character) from Animaniacs. Afterwards, he voiced the title character Freakazoid and Histeria. Rugg was recruited to the Warner Brothers Television Animation team headed up by Jean MacCurdy and Tom Ruegger and was a key contributor to their various series in the 1990s.
- Not to be confused with Paul Rudd.