Dr. Heinz Doofenshmirtz is the main antagonist and a recurring character in both of the Disney Channel animated series, Phineas and Ferb and Milo Murphy's Law. The former where he played the role of the forgetful clumsy evil scientist that commonly fought against his nemesis (sometimes friend) Perry the Platypus with his "-Inators" who reformed himself at the end of the show. In Milo Murphy's Law he plays a former evil scientist that lost his home. He befriends Milo Murphy and Vinnie Dakota after a misunderstanding with Perry, and creates new, well-intentioned "-Inators". Doofenshmirtz is the reason why Phineas and Ferb don't get busted. Dr. Doofenshmirtz certainly hasn't been brought to the forefront as a regular cast member such as his partner Lola Bunny has