When a robot dog from the future pops up in their backyard on a mission to help them, 11-year-old James and his beloved golden retriever, Rex, learn that it is up to them to save the world from Dr. Apocalypse, an evil scientist, and his wily robotic Destructo-Cat.
as Robert Miller
as James Miller
as Randy Jenkins / Professor Apocalypse
as Kara Reese
as Adult James
as Kyle
as Posse
as Posse
as Posse
as Officer Jones
as Agent Sheffield
as News Anchor
as EMT
as RoboRex (voice)
as Misses Nelson
