 Baker recalled that he initially turned down the role, concerned about breaking up the Minitones partnership when the duo had reached the final on the British television talent show "Opportunity Knocks".Baker appears as R2-D2 in six of the episodic theatrical "Star Wars" films, and played an additional role in 1983's "Return of the Jedi" as Paploo, the Ewok who steals an Imperial speeder bike.He was originally due to play Wicket, but he fell ill and that role was handed over to Warwick Davis.