|Frances McDormand||Jane Bentley|
|Christian Bale||Sam Bentley|
|Kate Beckinsale||Alex Elliot|
|Alessandro Nivola||Ian McKnight|
|Dennis Howard||Mr. Elliot|
|Melissa De Sousa||Claudia|
Sam and his fiancée, Alex, move to Los Angeles for the summer to stay at the luxurious house of his mother, Jane, while she's away. But Jane, a hip record producer, has not left yet because she's still working on a project with her British musician boyfriend, Ian . Sam and Alex feel the pull of Jane's fast-paced, decadent lifestyle, and their relationship starts to fray when they get involved with other people.