She played a mother of three who finds herself at odds with her youngest child Anna (Abigail Breslin) over her middle child's medical needs.
The film is based on the best-selling novel by Jodi Picoult.
There's a new man in Cameron Diaz's life -- "The Other Woman" star has stepped out with former Good Charlotte guitarist Benji Madden.
The pair have been spotted together for the last month or so and were photographed Tuesday holding hands (and coffee cups) as they ambled around New York's West Village."The relationship sort of hit Cameron out of nowhere," a source told People.
With no previous acting experience, she had originally auditioned for a supporting character in the film.
"I'm going to take responsibility for everything," Richie said in an interview over the summer.Rumors have been floating around for weeks that the starlet was set to wed, especially after she was photographed with some unidentified bling on her left hand.Diaz recently spoke out about her reported fiancé in the January issue of Cosmopolitan but made sure to steer clear of answering questions about an engagement. "If you get into a relationship where you want something the guy doesn't want, it's never gonna work." "No matter how old you are, finding the guy who's in the same place as you are and wants to show up is the only way a relationship works, period," she added.Diaz and Timberlake dated for several years before calling it quits in 2007.She has also been linked to Yankees third baseman Alex Rodriguez.