Curtis Newton, known as Captain Future, is an orphan whose parents died aboard their artificial satellite when he was an infant. His father, a scientist, had left Earth to devote his life to research on the satellite alongside his aging friend, the genius Dr. Simon Wright. When Wright sensed his own impending death, he decided to transplant his brain into a mechanical container. Together, they created a superior robot and an android. Captain Future has devoted his life to fighting evil, assisted by his three companions: the brain, the android, and the robot.