Julianne Moore
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Julianne Moore's acting advice

29 October 2010 Last updated at 10:03 BST

Julianne Moore and Mark Ruffalo star in The Kids Are All Right, a comedy drama about a lesbian couple who used an anonymous sperm donor to start a family.

Moore tells the BBC's entertainment correspondent Tim Masters what advice she'd give to her younger self.

And Mark Ruffalo talks about acting with Moore and how he feels about his future role as The Hulk.

Film Clips courtesy of Universal.