The 24-year-old actress plays the young lover of David Duchovny's womanising character Hank Moody in hit show Californication - and strips for sex scenes.
Amurri admits her mum encouraged her to take on the controversial role, suggesting she "do it while you're young," but half brothers Miles, 17, and Jack, 20, weren't so accommodating.
She says, "Hopefully, one day my brothers will forgive me."