Title from disc label. "DC universe animated original movie"--Disc label. Based on the graphic novel: Batman: the Dark Knight Returns by Frank Miller and Klaus Janson. Special features: Preview of "Superman Unbound". IMDA : PG13 (Action violence and brief nudity) Music, Christopher Drake ; editor, Christopher D. Lozinski. Voices: Peter Weller, Ariel Winter, David Selby, Wade Williams, Michael Emerson, Mark Valley, Michael McKean. English, French, Spanish, Portuguese or Thai dialogue; with optional English, complex Chinese, French, Portuguese or Thai subtitles.