Santa's magic crystal / Epidem Zot, Aranéo Belgium, Skyline Animation present ; in collaboration with the Finnish Film Foundation .. [and others] ; directed by Antti Haikala, co-directed by Mark Mertens ; screenplay by Thomas Wipf, Bob Swain, Dan & Nuria Wicksman, with Alessandro Liggieri, Kurt Weldon, Antti Haikala ; produced by Mikael Wahlforss, Mark Mertens..