When the alien hero Hyperion was last seen on Earth, the White House was destroyed, the President was killed, and Hyperion disappeared into the stars. Now Joe Ledger, the super-powered government agent Dr. Spectrum, is America’s foremost hero. But the source of Joe’s power starts driving him lethally out of control…and what happens to Dr. Spectrum – and to our world – when Hyperion comes back?!
Harry Shearer To Return To "The Simpsons"