He designed costumes for the crew of the Nostromo spacecraft in Ridley Scott 's Alien ( 1979 ) .
He returned to the Star Wars universe to work with Irvin Kershner on the 1980 sequel , The Empire Strikes Back .
He designed costumes for the crew of the Nostromo spacecraft in Ridley Scott 's Alien ( 1979 ) , and he returned to the Star Wars universe to work with Irvin Kershner on the 1980 sequel , The Empire Strikes Back .