- Got the part of the Ewok Wicket in Star Wars Episode VI: Return of the Jedi after Kenny Baker (who played R2-D2) became ill and couldn't play the role.
- Following two made-for-TV Ewok movies, George Lucas and director Ron Howard cast him as the lead in Willow (1988).
- Leprechauns have been good for his career. In addition to playing the villainous titular creature in the Leprechaun horror-movie franchise, he also starred in an unrelated film, A Very Unlucky Leprechaun.
- Cofounded Willow Personal Management Ltd., a talent agency representing actors under five feet and over seven feet tall.