During the 1990s, Reubens kept a low profile, dedicating himself to writing and collecting a variety of things, "everything from fake food, to lamps", although he did do some dubbing and took small parts in films such as 1992's "Buffy the Vampire Slayer" and Tim Burton's "Batman Returns" (Reubens portrayed the Penguin's father) and 1996's "Matilda" and "Dunston Checks In". In 1993, he voiced for a character in another one of Burton's productions, "The Nightmare Before Christmas". (Reubens would later voice Lock for the video game "" in 2004.)