Kate Winslet is not only one of Hollywood’s most recognizable actresses, but she is also an award-winning star, having won an Oscar, a Golden Globe and an Emmy – but that doesn’t keep her fear of "f—king up," as she put it, at bay. In a discussion with Variety about her recent hit miniseries "Mare of Easttown" on HBO, the actress revealed that she’s nervous that others will see her lesser-than should she turn in a performance that’s not well researched.