 The special edition version of the "Batman" (1989) DVD features an animated storyboard sequence of when Robin's parents are killed by the Joker.Jason Hillhouse provides the voice of Dick Grayson, while Kevin Conroy and Mark Hamill reprise their respective roles (from the DC animated universe) as Batman and the Joker in the storyboard sequence.Burton planned to cast Northern Irish actor Ricky Addison Reed as Robin, but later felt it was unimportant to the story and cut Robin out altogether.