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William Mapother Biography

Birth Name:
William Reibert Mapother
Birth Place:
Louisville, Kentucky, United States

Fast Facts

  • Completed the Sight & Sound special program at Tisch School of the Arts at New York University
  • Worked as a substitute teacher in the Los Angeles area
  • Began his showbiz career working as a production assistant on the sets of Cocktail and Rain Man, both starring his cousin, Tom Cruise
  • Studied at the Baron/Brown Studio in Santa Monica
  • Was elected to a three-year term on the National Board of Directors for the Screen Actors Guild in 2007
  • Appeared in more episodes of Lost after his character, Ethan Rom, died then he did when the character was still alive
  • Founded Louisville's Flyover Film Festival


  • 2001Screen Actors Guild Awards-Outstanding Performance by a Cast in a Motion Picture: nominated