Birth Date: March 11, 1946 / Age: 69
Birth Place: Findlay, Ohio
Biography: Mark Metcalf (b. March 11, 1946) is an American actor in both television and film. He is likely most known to two different generations for two notable roles. In the classic college comedy, National Lampoon's Animal House (1978), he played the sadistic ROTC leader "Doug Neidermeyer". He reprised this role, after a fashion, as the sadistic father in the Twisted Sister music video, "We're Not Gonna Take It," using his Animal House catchphrase, "You're all worthless and weak!". Metcalf also appeared their video for I Wanna Rock.
In the first two seasons of the 1997-2003 television show, Buffy the Vampire Slayer, Metcalf played the ancient vampire supervillain, "The Master". Coincidentally, he also played a character called "the Maestro" on two episodes of Seinfeld.
Metcalf was born in Findlay, Ohio. He and his wife, Libby, have one child.