Fall TV 2009 Biggest Guest Stars

Fall TV 2009 - Guest Stars

What has the 'Seinfeld' cast been up to? What happened to a certain 'Prison Break' star after his series-finale death? And what funny guy is knocking 'em dead -- literally -- on the new season of 'Dexter'? We've got 'em all in our roundup of the new fall season's best guest stars.

Who: Gilles Marini
Show: 'Brothers & Sisters' and 'Nip/Tuck'
What's the Story: On 'B&S,' he's Luc Laurent, the alliteratively named love interest for Rachel Griffiths' Sarah, and on 'Nip/Tuck,' he's playing a top-secret, very bad character he says is worse than a murderer!

Who: The 'Seinfeld' Cast
Show: 'Curb Your Enthusiasm'
What's the Story: Jerry Seinfeld, Jason Alexander, Michael Richards and Julia Louis-Dreyfus play themselves -- not that there's anything wrong with that -- as they join 'Seinfeld' producer Larry David in a fictitious reunion ep of their show.

Who: Paris Hilton
Show: 'Supernatural'
What's the Story: For those who've always suspected that Paris is the root of all evil: She'll play a demon, who appears in the form of Paris Hilton, in the Oct. 8 episode that re-teams her with her 'House of Wax' co-star Jared Padalecki.

Who: John Lithgow
Show: 'Dexter'
What's the Story: The Emmy winner will play serial murderer Walter Simmons, "The Trinity Killer," named for his habit of killing in threes. Dexter becomes obsessed with finding him and finding out how he's evaded capture for more than 30 years.

Who: Brian Austin Green
Show: 'Smallville'
What's the Story: In the Sept. 25 season 9 premiere, he's John Corben, a Daily Planet reporter who becomes Clark's nemesis, Metallo. Corben starts off okay, but after an accident, he pops up with a new heart ... made of kryptonite.

Who: Jamie Bamber
Show: 'Dollhouse'
What's the Story: The 'Battlestar Galactica' and 'Law & Order: UK' hunk is a rich businessman who marries Echo (Eliza Dushku) while she's on assignment in the second-season premiere (Sept. 25) of 'Dollhouse.'

Who: Jorja Fox
Show: 'CSI'
What's the Story: She's back for several episodes, beginning with the Sept. 24 season 10 premiere, as Sara Sidle. Why is she back? We'll find out. But it may have something to do with the fact that her boyfriend, Grissom (William Petersen), isn't with her.

Who: Jenna Dewan
Show: 'Melrose Place'
What's the Story: The recently married Mrs. Channing Tatum will join the show for multiple episodes as a Hollywood studio executive who befriends aspiring filmmaker and 'Melrose' resident Jonah (Michael Rady).

Who: Sendhil Ramamurthy
Show: 'Psych'
What's the Story: The 'Heroes' star guests in the 'Bollywood Homicide' episode of 'Psych' (Sept. 18), playing Raj, a man who thinks he's cursed because bad things keep happening to all his girlfriends.