Sir Alec Guinness

A photo of Alec Guinness in the role of Obi-Wan Kenobi in the 1977 film Star Wars. 

Obi-Wan is one of the last remaining members of an ancient group of warriors known as the Jedi. He trains Luke Skywalker, the heroic lad played by Mark Hamill.

Guinness appeared in the original Star Wars (1977) along with the sequels, The Empire Strikes Back (1980) and Return of the Jedi (1983).