Mr. Harris

Martin Mull (born August 18, 1943) is an American actor who has starred in his own television sitcom and acted in prominent films. He is also a comedian, painter and recording artist. He is by nature a satirist, and incorporates his comedic sense into all of his work. He is a graduate of Rhode Island School of Design, of which Seth MacFarlane is also a graduate.[1]

He voiced Mr. Harris in "If I'm Dyin', I'm Lyin'".

The elementary school in "Tales of a Third Grade Nothing" is named Martin Mull Elementary School.