Cadillac Records - Cadillac Records follows the rise and fall of the legendary Chicago-based Chess Records in the 1950s.

Chess Records helped launch the careers of blues legends Etta James, Muddy Waters and rock 'n roll pioneer Chuck Berry. Beyonce Knowles portrays Etta James in the film and is also an executive producer.

Rumors swirled that Beyonce was in rehab after she was seen entering a New York drug rehabilitation facility. However, they proved false once her role in Cadillac Records was leaked as troubled, addicted singer Etta James.Hollyscoop: Beyonce Moved to Tears by Drug Addicts (December 1, 2008) She met with six African-American women who were addicted to heroin.Hollyscoop: Beyonce Moved to Tears by Drug Addicts (December 1, 2008) The trip ended up being a life changing experience for Beyonce. She explains: "I said, 'I have to do this movie' - but I was terrified. I never tried drugs in my life so I didn't know about it all. It was hard to go to rehab. I learned a lot about life and myself."MTV: Beyonce Moved to Tears in Rehab

• "Cadillac Records still has buoyancy to spare. It's filled with bumps and scratches. But in the manner of a nicked old LP, its gnarly surface and warps-and-all sound evokes real life."—Baltimore SunBaltimore Sun: Cadillac Records Offers Quite a Ride (December 5, 2008)

• "Cadillac Records has to be applauded for the unusual care and affection with which it depicts an important time and place in American popular music. It's too bad the movie's not a little more dynamic and a little less episodic. But then in the normal course of things, it could have turned out a lot worse."—MTVMTV: Cadillac Records Riding In Style (December 5, 2008)

• "In Cadillac Records, the music's electrifying but the details are murky."—Boston GlobeBoston Globe: Muddying the Waters (December 5, 2008)

• Emmanuelle Chriqui as Revetta Chess
• Mos Def as Chuck Berry
• Adrien Brody as Leonard Chess
• Beyonce Knowles as Etta James
• Gabrielle Union as Geneva Wade
• Columbus Short as Little Walter
• Cedric the Entertainer as Willie Dixon
• Jeffrey Wright as Muddy Waters
• Eamonn Walker as Howlin' Wolf
• Eric Bogosian as Alan Freed
• Marc Bonan as Keith Richards