Actress Michelle Williams played the enchanting Marilyn Monroe in "My Week with Marilyn," earning the star an Academy Award nomination. The film tells the story of Monroe's life in London during 1957 when she rehearsed for "The Prince and the Showgirl" with actor Laurence Oliver. The movie is based on the diaries of Colin Clark, a 23-year-old assistant who worked on the set of the classic movie (Getty Images/Courtesy Trademark Films)