In the early 1980's, Smith oversaw visual effects for many box-office hits, including the following titles: Raiders Of The Lost Ark, E.T., Return Of The Jedi, Poltergeist, and two Star Trek films (The Wrath of Khan, and The Search For Spock). In 1984 and 1985, Smith produced two Ewok films for Lucasfilm, The Ewok Adventure (1984) and Ewoks: Battle For Endor (1985).