Severn Teakle Darden Jr. (November 9, 1929 – May 27, 1995) was an American comedian and actor, and a founding member of The Second City Chicago-based comedy troupe as well as its predecessor, the Compass Players. He is known from his film appearances for playing the human leader Kolp in the fourth and fifth Planet of the Apes films. His live comedy improv skit under the character of "Walther von der Vogelweide" was influential with two generations of comic performers.…