7. Renee Zellwegger
Fact: For each dollar she got paid, her movies averaged $14 of gross income.
The Oscar-winning actress' sequel to Bridget Jones, earned her an estimated $15 million pay check. Zellweger cashed in smaller salaries for prominent roles in 'Cinderella Man' and 'Cold Mountain', which banked a combined $375 million in worldwide box office and DVD sales.