MOST PARANOID
Harold Crick in Stranger Than Fiction (2006)
Ferrell earned a Golden Globe nomination playing a dull IRS auditor who hears a voice in his head — specifically, a woman narrating his life and imminent death. The subdued role was a change of pace for Ferrell, who told EW.com at the film's premiere that he found it a challenge to rein in his wilder tendencies: ''It is a welcome change... I don't think there is one fart joke, even.''