Batman discovers a mysterious teen-aged girl with superhuman powers and a connection to Superman. When the girl comes to the attention of Darkseid, the evil overlord of Apokolips, events take a decidedly dangerous turn. Tim Daly, Kevin Conroy, Summer Glau, Ed Asner, Andre Braugher, Susan Eisenberg, Rachel Quaintance Added on HBO 2022-06-06. Youtube Trailer