#Dr. Heinz Doofenshmirtz

Dr. Heinz Doofenshmirtz is a fictional mad scientist and the main antagonist from the Disney Channel animated series Phineas and Ferb. Co-created by Dan Povenmire and Jeff "Swampy" Marsh, he is known for his elaborate "inators" and his recurring attempts to take over the Tri-State Area, which are consistently thwarted by his nemesis, Perry the Platypus. He is voiced by co-creator Dan Povenmire.