By The Hill Staff - 11/17/11 10:30 AM EST
Meanwhile, only a few bold-faced names on the GOP side have picked their favorites in the Republican presidential primary.
Click through the following pages to see which famous faces have spoken out for which candidate.
Backing the GOP:
Stephen Baldwin | Pat Boone | Dean Cain | Russell Crowe | Jon Cryer
Clint Eastwood | Kelsey Grammer | Producer Craig Haffner | Vanilla Ice
Retired speed skater Dan Jansen | Author Dean Koontz | Barry Manilow
Dennis Miller | Chuck Norris | Wayne Newton | Nick Searcy | Gene Simmons
Gary Sinise | Doug Stanhope | Ben Stein | Janine Turner | Vince Vaughn
Jon Voight | Hank Williams Jr.
George Clooney | Ari Emanuel | Will Ferrell | Jamie Foxx | Morgan Freeman
Lady Gaga | Melanie Griffith and Antonio Banderas | Tom Hanks
Scarlett Johansson | Rashida Jones | Jeffrey Katzenberg | Eva Longoria
Gwyneth Paltrow | Sarah Jessica Parker | Julia Roberts | Will Smith
Steven Spielberg | Harvey Weinstein | Oprah Winfrey | Anna Wintour