Buzz Aldrin

Buzz Aldrin (born Edwin Eugene Aldrin, Jr.; January 20, 1930) is an American former astronaut, best known for being the second person to walk on the, during the  space mission. He voiced in the season 5 episode "Deep Space Homer". A clip from his appearance was used in the season 7 episode "The Simpsons 138th Episode Spectacular" and he was credited for a guest appearance in the season 11 episode "Behind the Laughter", although only his picture was used.