TV Guide has conducted a poll for their list of "Sexiest Stars on Television" for 2008 with such categories as Sexiest Cast, Sexiest Reality Star (why American Idol's Michael John was not even nominated?), Sexiest Badass, Sexiest Siblings, etc. Check out the winners after the jump...

SEXIEST CAST
Friday Night Lights — Winner
Gossip Girl
Grey’s Anatomy
Lost
Private Practice

SEXIEST DANCING PRO
Cheryl Burke
Maksim Chmerkovskiy — Winner
Tony Dovolani
Derek Hough
Julianne Hough

SEXIEST SCI-FI GUY
Jamie Bamber, Battlestar Galactica
Thomas Dekker, Terminator: The Sarah Connor Chronicles
Alex O’Loughlin, Moonlight — Winner
Lee Pace, Pushing Daisies
Tom Welling, Smallville

SEXIEST SCI-FI GAL
Erica Durance, Smallville — Winner
Lena Headey, Terminator: The Sarah Connor Chronicles
Ali Larter, Heroes
Katee Sackhoff, Battlestar Galactica
Yvonne Strahovski, Chuck

SEXIEST CSI
David Caruso, CSI: Miami
Gary Dourdan, CSI — Winner
George Eads, CSI
William Petersen, CSI
Adam Rodriguez, CSI: Miami
Gary Sinise, CSI: NY

SEXIEST REALITY STAR
Lauren “LC” Conrad, The Hills
Matt Grant, The Bachelor — Winner
Kim Kardashian, Keeping Up with the Kardashians
Ryan Sheckler, Life of Ryan
Holly, Bridget and Kendra, The Girls Next Door

SEXIEST FOODIE
Giada De Laurentiis
Todd English — Winner
Bobby Flay
Nigella Lawson
Jamie Oliver
Rachael Ray

SEXIEST MAN-MANE
Patrick Dempsey, Grey’s Anatomy — Winner
Josh Holloway, Lost
Taylor Kitsch, Friday Night Lights
Alex O’Loughlin, Moonlight
Sendhil Ramamurthy, Heroes
James Tupper, Men in Trees

SEXIEST POUT
Calista Flockhart, Brothers & Sisters
Evangeline Lilly, Lost
Blake Lively, Gossip Girl — Winner
Lindsay Price, Lipstick Jungle
Vanessa Williams, Ugly Betty

SEXIEST SIBLINGS
The Walkers, Brothers & Sisters
Robert and Jason McAllister, Brothers & Sisters
Juliet and Jeremy Darling, Dirty Sexy Money
Nathan and Lucas Scott, One Tree Hill
Michael Scofield and Lincoln Burrows, Prison Break
Sam and Dean Winchester, Supernatural — Winner

SEXIEST BADASS
Jack Bauer, 24 — Winner
The Devil, Reaper
Simon Elder, Dirty Sexy Money
Sawyer Ford, Lost
Dexter Morgan, Dexter
Tim Riggins, Friday Night Lights

SEXIEST CURMUDGEON
Simon Cowell, American Idol
Brian Darling, Dirty Sexy Money
Leroy Gibbs, NCIS
Len Goodman, Dancing with the Stars
Dr. Greg House, House — Winner

SEXIEST LAWYER
Saffron Burrows, Boston Legal
Rose Byrne, Damages
Alana de la Garza, Law & Order
Rashida Jones, Unhitched
Peter Krause, Dirty Sexy Money — Winner
Linus Roache, Law & Order

SEXIEST MARRIEDS, OR FORMER MARRIEDS WE’D LOVE TO SEE GET BACK
TOGETHER LIKE YESTERDAY
Lily Aldrin and Marshall Eriksen, How I Met Your Mother
Naomi and Sam Bennett, Private Practice
Allison and Joe DuBois, Medium
Gaby and Carlos Solis, Desperate Housewives
Coach and Tami Taylor, Friday Night Lights — Winner

SEXIEST SMART CHICK
Olivia Benson, Law & Order: SVU — Winner
Temperance Brennan, Bones
Allison Cameron, House
Liz Lemon, 30 Rock
Nico Reilly, Lipstick Jungle
Roselyn Sanchez, Without a Trace

SEXIEST NERD
Chuck Bartowski, Chuck — Winner
Charlie Crews, Life
Marshall Eriksen, How I Met Your Mother
Dan Humphrey, Gossip Girl
Sheldon and Leonard, The Big Bang Theory

SEXIEST CAD
Chuck Bass, Gossip Girl
Vincent Chase, Entourage
King Henry VIII, The Tudors
Hank Moody, Californication
Mark Sloan, Grey’s Anatomy — Winner
Barney Stinson, How I Met Your Mother

SEXIEST SIDEKICK
Anna Friel, Pushing Daisies
Summer Glau, Terminator: The Sarah Connor Chronicles — Winner
Jane Krakowski, 30 Rock
Nadine Velasquez, My Name Is Earl
Alicia Witt, Law & Order: CI

SEXIEST SECRETARY
Pam Beesly, The Office — Winner
Cerie, 30 Rock
Annie O’Donnell, Men in Trees
Dell Parker, Private Practice
Amanda Tanner, Ugly Betty