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Mark Keller Biography

Birth Name:Mark Keller

Birth Place:Oklahoma, United States

Profession Composer, Actor, Music department

Fast Facts

  • Started out as a narrator for the TV documentary "Tornado Intercept" in 2005
  • Best known as the host and announcer of "Undercover Boss" and as the narrator of "Break It Down․"
  • Has done narration for several National Geographic Channel shows, including "Ultimate Factories," "Man-Made," and "Naked Science․"
  • Was the composer, voice of the character Sam, and contributed to the soundtrack of the 2007 film "Film Noir․"