John Brown, better known as Inspector Gadget, is the titular protagonist of the series of the same name. He is Penny and Gadget Boy's uncle, one of Brain's owners, and Chief Quimby's assistant. Gadget is known for his cybernetic implants in his body and his trench coat. He is generally incompetent and gets by on not only his simple luck, but Penny and Brain's unknown assistance. Gadget thwarts Dr. Claw's daily schemes, often with help from Penny and Brain.