AGIWiki/Space Quest
Space Quest, a comedy adventure game starring the janitor Roger Wilco, was created by Mark Crowe and Scott Murphy. All six games were made by at least one of the pair, with the first four games being designed by both. The fifth game was designed by Mark Crowe and David Selle, while the fifth game was designed by Scott Murphy and Josh Mandel.
The first two games used the AGI system, the others were SCI.