By: Awards Season 2013
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NOMINEE - ACTOR IN A LEADING ROLE - BRADLEY COOPER
Bradley Cooper during the Playstation 3 event on November 8, 2006.
Photo Credit: Jason Merritt, FilmMagic/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - BRADLEY COOPER
Actor Bradley Cooper arrives at the 67th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 17, 2010 in Beverly Hills, California.
Photo Credit: Frazer Harrison, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - BRADLEY COOPER
Actor Bradley Cooper attends the 13th Annual AFI Awards at Four Seasons Los Angeles at Beverly Hills on January 11, 2013.
Photo Credit: Alberto E. Rodriguez, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DANIEL DAY LEWIS
Daniel Day-Lewis and Michael Mann during The National Board of Review 2004 Awards Gala at Tavern on the Green on January 11, 2005.
Photo Credit: Jim Spellman, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DANIEL DAY LEWIS
Actor Daniel Day-Lewis attends the New York premiere of "Nine" at the Ziegfeld Theatre on December 15, 2009 in New York City.
Photo Credit: Jim Spellman, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DANIEL DAY LEWIS
Actor Daniel Day-Lewis, winner of Best Actor in a Motion Picture for "Lincoln," poses in the press room during the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013 in Beverly Hills, California.
Photo Credit: Kevin Winter, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DENZEL WASHINGTON
Denzel Washington during the "Power" New York Premiere at the Gotham Theatre in New York City on January 28, 1986.
Photo Credit: Ron Galella, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DENZEL WASHINGTON
Denzel Washington during Opening Party for Sony Plaza at Sony Plaza on November 9, 1993.
Photo Credit: Ron Galella, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DENZEL WASHINGTON
Actor Denzel Washington visits the "Late Show With David Letterman" at the Ed Sullivan Theater on June 11, 2009 in New York City.
Photo Credit: Ray Tamarra, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - DENZEL WASHINGTON
Actors Kelly Reilly and Denzel Washington attend the UK Premiere of 'Flight' at the the Empire Leicester Square on January 17, 2013.
Photo Credit: Dave M. Benett, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - HELEN MIRREN
Actress Helen Mirren photographed at the Variety Club Awards in London on February 2, 1982.;
Photo Credit: Monitor Picture Library, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - HELEN MIRREN
Helen Mirren during 49th Annual Primetime Emmy Awards at Pasadena Civic Auditorium in Pasadena, California, United States on September 14, 1997.
Photo Credit: Ron Galella, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - HELEN MIRREN
Actress Helen Mirren arrives at the 7th Annual Backstage "At The Geffen" Gala on March 9, 2009 at the Geffen Playhouse in Westwood, California.
Photo Credit: Brian To, FilmMagic/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - HELEN MIRREN
Helen Mirren attends the FOX Golden Globe after party held at the FOX Pavilion at the Golden Globes on January 13, 2013 in Beverly Hills, California.
Photo Credit: Tommaso Boddi, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - HUGH JACKMAN
Famke Janssen and Hugh Jackman at the premiere of "X-Men" in New York City on July 12, 2000.
Photo Credit: Albert L. Ortega, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - HUGH JACKMAN
Hugh Jackman during "X-Men: The Last Stand" Mexico City Red Carpet on May 15, 2006 at Auditorio Nacional in Mexico City, Mexico.
Photo Credit: Victor Chavez, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - HUGH JACKMAN
Actor Hugh Jackman attends the "X-Men Origins: Wolverine" Japan Premiere at Roppongi Hills on September 3, 2009 in Tokyo, Japan.
Photo Credit: Junko Kimura, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - HUGH JACKMAN
Actor Hugh Jackman and wife Deborra-Lee Furness arrive at the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013 in Beverly Hills, California.
Photo Credit: Jeff Vespa, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JENNIFER LAWRENCE
Jennifer Lawrence during 15th Annual Movieguide Faith and Values Awards at Beverly Wilshire Hotel in Beverly Hills, California, United States.
Photo Credit: Mark Towski, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JENNIFER LAWRENCE
Actress Jennifer Lawrence arrives at the 14th annual Hollywood Awards Gala at The Beverly Hilton Hotel on October 25, 2010 in Beverly Hills, California.
Photo Credit: Jason Merritt, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JENNIFER LAWRENCE
Actress Jennifer Lawrence arrives at the 83rd Annual Academy Awards held at the Kodak Theatre on February 27, 2011 in Hollywood, California.
Photo Credit: Steve Granitz, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JENNIFER LAWRENCE
Jennifer Lawrence arrives at the 18th Annual Critics' Choice Movie Awards at The Barker Hanger on January 10, 2013 in Santa Monica, California.
Photo Credit: Steve Granitz, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JESSICA CHASTAIN
Actress Jessica Chastain arrives at The HFPA Salute To Young Hollywood Party held at Nobu on December 17, 2008 in Los Angeles, California.
Photo Credit: Charley Gallay, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JESSICA CHASTAIN
Actress Jessica Chastain attends the premiere of "Somewhere" at ArcLight Hollywood on December 7, 2010 in Hollywood, California.
Photo Credit: Jason LaVeris, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JESSICA CHASTAIN
Actress Jessica Chastain attends the "Lawless" Premiere during the 65th Annual Cannes Film Festival at Palais des Festivals on May 19, 2012 in Cannes, France.
Photo Credit: George Pimentel, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - JESSICA CHASTAIN
Actress Jessica Chastain arrives at the Los Angeles premiere of "Zero Dark Thirty" at the Dolby Theatre on December 10, 2012 in Hollywood, California.
Photo Credit: Gregg DeGuire, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - JOHN HAWKES
John Hawkes during GQ Celebrates its Third Annual Movie Issue - Arrivals at The Sunset Room in Hollywood, California, United States.
Photo Credit: S. Granitz, WireImage/Getty Image
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NOMINEE - ACTOR IN A LEADING ROLE - JOHN HAWKES
John Hawkes during 2005 Los Angeles Film Festival for the premiere of "Me and You and Everyone We Know" at Director's Guild of America.
Photo Credit: L. Cohen, WireImage/Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - JOHN HAWKES
Actor John Hawkes and guest arrive at the 83rd Annual Academy Awards held at the Kodak Theatre on February 27, 2011 in Hollywood, California.
Photo Credit: Frazer Harrison, Getty Images
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NOMINEE - ACTOR IN A LEADING ROLE - JOHN HAWKES
Actor John Hawkes arrives at the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013 in Beverly Hills, California.
Photo Credit: Jason Merritt, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - MARION COTILLARD
Marion Cotillard during amfAR's "Cinema Against AIDS Cannes" Benefit Sponsored by Miramax and Quintessentially in Cannes, France on May 20, 2004.
Photo Credit: Daniele Venturelli, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - MARION COTILLARD
Marion Cotillard attends "The Model as Muse: Embodying Fashion" Costume Institute Gala at The Metropolitan Museum of Art on May 4, 2009 in New York City.
Photo Credit: Kevin Mazur, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - MARION COTILLARD
Marion Cotillard attends the European premiere of Dark Knight Rises at Odeon Leicester Square on July 18, 2012 in London, England.
Photo Credit: Ferdaus Shamim, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - MARION COTILLARD
Actress Marion Cotillard arrives at the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013.
Photo Credit: Jeff Vespa, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Naomi Watts at the premiere of "Under Suspicion" on September 18, 2000.
Photo Credit: Jim Smeal, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Naomi Watts during the Cannes 2002 Palmares Awards Ceremony in Cannes, France.
Photo Credit: Tony Barson, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Actress Naomi Watts attends the launch of Trump International Hotel and Tower Dubai on June 23, 2008 at the Park Avenue Plaza in New York.
Photo Credit: Stephen Lovekin, Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Actress Naomi Watts arrives at the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013.
Photo Credit: Jess Vespa, WireImage/Getty Images
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Actress Naomi Watts attends the launch of Trump International Hotel and Tower Dubai on June 23, 2008 at the Park Avenue Plaza in New York.
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NOMINEE - ACTRESS IN A LEADING ROLE - NAOMI WATTS
Actress Naomi Watts arrives at the 70th Annual Golden Globe Awards held at The Beverly Hilton Hotel on January 13, 2013.
The 2013 awards show season continues on Sunday, January 27th, with the 19th Annual Screen Actors Guild Awards, held in Los Angeles.
After stars like Jennifer Lawrence and Naomi Watts knocked it out of the park for the 2013 Golden Globe Awards, we can't wait to see what gorgeous black-tie gowns (and suits) they'll will whip out for the SAG Awards. In preparation for the festivities, we've tracked the red carpet style transformations of this year's hottest nominees, from Bradley Cooper and Daniel Day-Lewis, to Marion Cotillard. Here's a sneak preview: you won't believe what Bradley Cooper's hair used to look like!
Click through the gallery for the rest of our SAG Award nominees style transformations. If you can't wait for the next awards show, here's your red carpet quick-fix.
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Photo Credit: Steve Granitz, WireImage/Getty Images
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