In a career that has seen him play a heroin addict, a glam rocker, a Jedi Master, and a English poet--among many others--Scottish actor Ewan McGregor has amassed a ridiculously diverse body of work since his 1993 debut as Alvarez in 'Being Human.' With his breakthrough role three years later in Danny Boyle's'Trainspotting,' McGregor quickly established himself as a serious and versatile actor who could carry a movie on his performance alone.

As the titular character in Roman Polanski's'The Ghost Writer,' McGregor plays a writer assigned to write the memoirs of a exiled former Prime Minister and discovers a shadowy plot to...well, we won't ruin it. But he did earn the honor of becoming the first Moviefone subject to successfully use the word "pernickety" twice in one interview. div>