Rachel Weisz is no fan of botox.

"It should be banned for actors, as steroids are for sportsmen," the Mummy actress tells UK Harper's Bazaar.

Can you guess which stars have gotten botox?

"Acting is all about expression; why would you want to iron out a frown?" continued Weisz, who won an Oscar for The Constant Gardener.

See pics of celebs' plastic surgery nightmares.

She is a fan of a more laid-back look. "I love the way girls in London dress. It's so different to the American 'blow-dry and immaculate grooming' thing," says the English-born Weisz.

Get more Us! Follow us on Twitter, Friend us on Facebook, Subscribe to Us Weekly