Jesse Ventura: The former wrestler, actor and Minnesota governor led a political study group at Harvard.
Peter Weller: The star of "Robocop" has taught ancient history at Syracuse University.
Danica McKellar: The star of TV's "The Wonder Years" (Winnie) has written books for girls on mathematical concepts.
Richard Dreyfuss: The Oscar-winning star of "Mr. Holland's Opus" has taught courses in civics at Oxford.
Brian May: The Queen guitarist, who has a doctorate in astrophysics, is the chancellor of Liverpool John Moores University.
Mayim Bialik: The star of "Blossom" and guest star on "The Big Bang Theory" teaches Hebrew and neuroscience in her home-schooling community.
Charlie Korsmo: The Minneapolis-born child star of movies such as "Men Don't Leave" is a visiting professor at Brooklyn Law School.
Ilan Mitchell Smith: The co-star of the movie "Weird Science" teaches English at California State University, Long Beach.