If you grew up in the '90s and you owned a television, it's safe to say that to you, '90210' is more than just a zip code.

While the show itself was a 10-year-running TV institution that launched the careers of Shannen Doherty, Jason Priestley, Jennie Garth, Luke Perry, Ian Ziering and Tori Spelling, West Beverly High was also home to endless cameos by then-lesser-known actors.

Little did the producers of '90210' know that while casting these minor roles, they were helping create stars in Ryan Seacrest, Matthew Perry, Seth Green, Hilary Swank, Jessica Alba and countless others!

In honor of today's date, 9/02/10, join PopEater in paying tribute to a classic. See which celebs got their start on '90210' after the jump!