35 Season
770 Episode
The Wonderful World of Disney - Season 9 Episode 5 Man is His Own Worst Enemy (1990)
Professor Ludwig von Drake demonstrates that humans are responsible for so many accidents because they fail to use reason.
- Country : United States of America
- Genre : Action & Adventure, Animation, Documentary, Kids, Family
- Studio : ABC, NBC, CBS
- Director :
- Cast : Michael Eisner