From Wikipedia:
Zak McKracken and the Alien Mindbenders is a graphical adventure game, originally released in October 1988 [http://web.archive.org/web/20060428061222/http://www.lucasarts.com/20th/history_1.htm], published by LucasArts (known at the time as Lucasfilm Games). Learn about Zak McKracken and the Alien Mindbenders