Planet Spaceballs' President Skroob sends Lord Dark Helmet to steal planet Druidia's abundant supply of air to replenish their own, and only Lone Starr can stop them.
Hit-and-miss sci-fi spoof is for the most time simply silly, the more successful sequences are the ones directly parodying popular sci-fi movie scenes.
Halliwell (no star): "Flabby spoof of Star Wars, without any funny ideas."
Maltin**1/2: "Likably silly parody of STAR WARS (years after the fact) is basically a collection of jokes, both verbal and visual. Enough of them are funny to make for pleasant, if not hilarious, fun. Surprisingly innocuous for Brooks and Co..."