According to Official Guinness Records,
Mark Hamill (USA) was the first actor to star in both a No.1-selling video game and a box office-topping Hollywood movie. In 1977, Hamill played the role of Luke Skywalker in Star Wars: A New Hope. He also played the role in the two sequels Star Wars: The Empire Strikes Back and Star Wars: Return of the Jedi, both of which were also No. 1 box office hits. In 1994, Hamill played the role of Colonel Christopher Blair in the No.1-selling PC game Wing Commander III: Heart of the Tiger. He resumed the role in Wing Commander IV: The Price of Freedom and Wing Commander: Prophecy, both of which were also No.1 sellers, making Hamill the first actor to star in both a movie and video game trilogy sporting three No. 1 hits.
For a complete list of 1994 records, please visit 1994 Guinness Records in United States.