<P> Dr. Heinz Doofenshmirtz ( sometimes called `` Doof '' ) is a fictional character from the American animated television show Phineas and Ferb . He was created by Dan Povenmire and Jeff `` Swampy '' Marsh , and is voiced by Povenmire . The character first appeared in the pilot episode of the series and appears in the majority of episodes . He is described as an incompetent and forgetful evil scientist intent on conquering the `` entire tri-state area '' by creating obscure but nefarious inventions . Dr. Doofenshmirtz speaks with a caricature of a German accent and is from the fictional European country Drusselstein . </P>
<P> Dr. Heinz Doofenshmirtz ( sometimes called `` Doof '' ) is a fictional character from the American animated television show Phineas and Ferb . He was created by Dan Povenmire and Jeff `` Swampy '' Marsh , and is voiced by Povenmire . The character first appeared in the pilot episode of the series and appears in the majority of episodes . He is described as an incompetent and forgetful evil scientist intent on conquering the `` entire tri-state area '' by creating obscure but nefarious inventions . Dr. Doofenshmirtz speaks with a caricature of a German accent and is from the fictional European country Drusselstein . </P>
who does the voice of doofenshmirtz on phineas and ferb
who does the voice of doofenshmirtz on phineas and ferb
Dan Povenmire
Dan Povenmire