There's Perception, starring Rachel Leigh Cook.
Who you know from She's All That,
and The Baby-sitters Club.
Then there's Falling Skies, starring Noah Wyle.
and Pirates of Silicon Valley.
The Mentalist stars Robin Tunney.
You know her from The Craft,
Rizzoli and Isles stars Sasha Alexander,
Who you know as Pacey's sister on Dawson's Creek,
Dallas came back this year and features Jordana Brewster.
You know her from The Faculty...
Mark-Paul Gosselaar, however, will forever be known as Zack Morris from Saved by the Bell.
An honorable mention goes to Southland, starring Ben McKenzie AND Sean Hatosy..
We all remember him as Ryan from The O.C., even though the show began in 2003.