He played Jessica Biel's boyfriend Ben on "7th Heaven."
And Eddie Latekka on "October Road."
He was also in "The Finder."
Most people got to know her as Gia, the mean girl from "Full House."
And in the movie "Sugar and Spice."
But if you stay up late enough, you can watch her on ION in the made-for-tv movie "A Christmas Wedding Date."
She'll may never out-famous herself past her role on "How I Met Your Mother" as Victoria.
He started out as Oliver on "Dawson’s Creek", a friend of Dawson’s who was lame because everyone Dawson associated himself was lamer because of it.
Right now, he plays Frankie Rizzoli on "Rizzoli & Isles."
She played super bitch Abby Morgan on "Dawson's Creek."
And was Rachel in one of Judd Apatow's many cancelled-too-soon shows, "Undeclared."
And E's on-again, off-again girlfriend Kristen on "Entourage."
He played Poot in "Stick It."
He was the hated (and quickly removed) Aaron Rose on "Gossip Girl."
And played an adorable character named Mikey in the Netflix Instant-available film "TiMER."
She plays FBI agent Lana Delaney on "The Good Wife."
She's also Jill on "Royal Pains."
He played Piz on "Veronica Mars."
And Dell, the young surfer staff member, in "Private Practice" before being dramatically killed off, as is usually the case with Shonda Rimes shows.
You've also seen him in "The Help" and "Up in the Air."
You've seen her in "Freaky Friday."
But she was also on the short-lived "Eli Stone."
Right now, she plays Rebecca on "Dallas" 2.0.
He played Zach on "The O.C."
Right now he's Tyler on TBS' "Men at Work."
She was recently a doctor on "Off the Map."
And a stripper on "What About Brian."
You know her as the original Victoria in "Twilight"
She's Lettie Mae on "True Blood."
And was also on "American Horror Story."
Right now, you can see her on "The Newsroom", where she has basically no lines.
She was Hannah on "Everwood" – her character got to date Chris Pratt!
She had a memorable cameo on "Glee" as Suzy Pepper, a student who was obsessed with Mr. Schuster.
She was also sad housewife Kitty Romano on "Mad Men."
Right now, she's on "Grey's Anatomy" as a once-virginal doctor who has let loose.