10. Ashton Kutcher
While preparing to play Steve Jobs, Ashton Kutcher copied the tech genius’s extreme fruitarian diet so closely that he gave himself pancreatitis — twice. He ended up hospitalized, with Mila Kunis later saying, “He was so dumb… we ended up in the hospital twice.”
The dangerous method-acting story stayed hidden from set paparazzi. Kutcher’s obsession nearly cost him his health, all for a role the public never fully understood.
