his energy supercharged. >> look. five yards. let's go team. >> reporter: the perfect choice to voice the genie from disney's "aladdin." ♪ you've never had a friend like me ♪ >> nanu-nanu. >> reporter: williams was already in his late 20s by the time abc's "mork & mindy" made him a star. his character, mork from ork, spun off from one of the later episodes of "happy days," a dream sequence where good-natured space alien tries to abduct richie cunningham only to be foiled by the fonz. williams was so far out of this world, abc gave him a sitcom of his own. >> mork, will you help me? >> if you insist. mind if i cut in? >> reporter: a comic genius who trained at juilliard to be a serious actor, he told johnny carson. >> shakespeare. exciting to wear tights and have