Heinz Doofenshmirtz is a 47-year-old evil pharmasist in Phineas and Ferb that has plans foiled by Candace Flynn. He makes a bunch of stupid inators and he always is foiled by Candace. He is native to the country of Drusselstein. Head of Doofenshmirtz Evil Inc., he lives on one of the top floors of the building. Other peeps live there too.