Carrie Fisher appeared in a guest role in the seventh season of The Big Bang Theory, describing her experience behind the scenes as "unforgettable." Fisher rose to fame as Princess Leia in the original Star Wars films from 1977 to 1983, beating out several notable actresses for the role. Her cameo on The Big Bang Theory allowed her to finally meet her Star Wars co-star James Earl Jones, who voiced Darth Vader. The meeting symbolized the father-daughter relationship between their characters and was described by Fisher as a memorable experience.