Guest Stars Clancy Brown voices Lex Luthor Jason Marsden voices Snapper Carr Dana Delany voices Lois Lane Michael Jai White voices Doomsday Brian Scott George voices The President David Markus voices Student Uncredited Carl Lumbly voices Lord Martian Manhunter George Newbern voices Lord Superman Kevin Conroy voices Lord Batman Maria Canals-Barrera voices Lord Hawkgirl Phil LaMarr voices Lord Green Lantern Susan Eisenberg voices Lord Wonder Woman Carl Lumbly voices Larry George Newbern voices Watchtower Personnel Kevin Conroy voices Watchtower Personnel Maria Canals-Barrera voices Watchtower Personnel David Markus voices Cop