1 of 29 Sara De Boer/statraksphoto.com
The Big Bang Theory star is a real-life nerd. Turning down Harvard and Yale, Bialik received a B.S. in neuroscience, Hebrew studies and Jewish studies in 2000 and her PhD in 2007. Her dissertation was titled "Hypothalamic Regulation in Relation to Maladaptive, Obsessive-Compulsive, Affiliative, and Satiety Behaviors in Prader-Willi Syndrome."
2 of 29 Sara De Boer/startraksphoto.com
There was a time when Franco attended just one school. After dropping out following his freshman year in 1997 to concentrate on acting, Franco re-enrolled in 2006, receiving special permission to take up to 62 (!) credits a quarter instead of the normal 19. He completed his English degree in 2008 with a 3.5 GPA.
3 of 29 Kristina Bumphrey/startraksphoto.com
The 2 Broke Girls star earned a degree in critical studies in 2008.
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A double major in film and sociology, the House alum graduated in 2000.
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6 of 29 Kristina Bumphrey/startraksphoto.com
With NBA aspirations, Bridges played for John Wooden for one year before transferring to the University of Hawaii.
7 of 29 Norman Scott/startraksphoto.com
The Wonder math whiz graduated summa cum laude in 1998 with a B.S. in math. McKellar co-authored a scientific paper while at UCLA and has a theorem named after her: the Chayes–McKellar–Winn theorem.
8 of 29 Ariel Ramerez/Landov
Stiller dropped out after nine months and headed for Broadway, where he made his acting debut in the Tony-winning revival of The House of Blue Leaves.
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Bell, who had wanted to become a doctor, majored in biology, but left to model in Japan.
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Carrie Ann Inaba
The Dancing with the Stars judge graduated in 2000 with a degree in not dance, but world arts and cultures.
11 of 29 Sara De Boer/startraksphoto.com
The Parenthood star received an anthropology degree in 2000.
12 of 29 Tony DiMaio/startraksphoto.com
The Step By Step star received a B.A. in communications in 2003.
13 of 29 Jim Ruymen/UPI/Landov
Black was a member of Tim Robbins' acting troupe at UCLA, but dropped out after his sophomore year to focus on acting.
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The Flash star earned an English degree in 2007. She also holds an associate's degree from Glendale Community College.
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The Star Trek alum obtained his bachelor's and master's degrees in theater in 1960 and 1964, respectively.
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After studying at the University of Nebraska and Cuesta College, Union graduated from UCLA with a sociology degree in 1991.
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The Heroes star studied theater at UCLA before receiving a scholarship to a music school in San Francisco, Calif.
18 of 29 Norman Scott/startraksphoto.com
A high school graduate at 13, Panabaker followed her sister Danielle to UCLA, being accepted as a junior at age 15. The No Ordinary Family star graduated in 2008 with a B.A. in history before she turned 18. Like her sister, she has an associate's degree from Glendale Community College.
19 of 29 Sara Jayne Weiss/startraksphoto.com
The Covert Affairs star obtained a B.A. in theater, film and television in 1996. He met his wife and Popular co-star Anel Lopez Gorham at UCLA. She graduated in 1998 with a theater, film and television degree.
20 of 29 Sara De Boer/startraksphoto.com
Did he do that? Yup, the erstwhile Urkel graduated in 2001 with a film and television degree.
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The SNL star graduated in 2003 with a theater degree and was part of the UCLA Spring Sing Company.
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Reiner dropped out of UCLA's film school after two and a half years.
23 of 29 Kristina Bumphrey/startraksphoto.com
The SNL star dropped his musical theater studies after one year in 2000 to pursue acting.
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The Law & Order: SVU star attended UCLA's School of Theater Film and Television, where her mother Jayne Mansfield also studied, but dropped out to pursue acting.
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Rudy didn't go to Notre Dame, but UCLA. Astin graduated in 1997 with a B.A. in history and English.
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The SNL alum obtained a history degree in 1993. While at UCLA, Forte was a member of the Lambda Chi Alpha frat.
27 of 29 Lionel Hahn/AbacaUSA/startraksphoto.com
The Oscar winner earned a B.A. in drama in 1981 after transferring from SUNY Plattsburgh.
28 of 29 Sara De Boer/startraksphoto.com
A psychology major, Locklear dropped out to focus on acting. She had already begun modeling while at UCLA.
29 of 29 Fernando Lucena/startraksphoto.com
Planning to study journalism, Burnett ended up studying theater arts and English with plans to become a playwright. After performing in several productions, she dropped out in 1954 to pursue acting.