After slipping on a banana peel and injuring himself the Inspector was put together again with special gadgets that aid him in his bid to stop Dr. Claw and his MAD agency taking over the world.
Monster Lake: A famous scientist, Professor Funfkin, travels to Scotland to clear up the mystery of the monster haunting the lake. Quimby alerts Gadget, Penn and Brain, who are spending their vacation there, that he suspects Gang wants to kidnap Funfkin and force him to work for MAD.
Down On The Farm: Quimby informs Gadget that an experimental missile has been hidden in a nearby farm by Gang, who plans to destroy Gadget's town.
Gadget At The Circus: Gadget is in charge of an inquiry into the activities of a travelling circus that Quimby believes Gang uses as a front to steal things and increase MAD's wealth.
Amazon: Professor Von Slickstein has been kidnapped by Gang, who wants the professor to fabricate an army of bionic men he will use to become Master of the Universe and destroy his arch-enemy Gadget.
Health Spa: Quimby has invited Gadget for a few days of holiday. The Inspector takes this opportunity to spend a week in a newly-opened health spa. Unbeknownst to Gadget the resort is managed by MAD's agents who try to get rid of him.