From Wikipedia, the free encyclopedia. John Llewellyn Moxey (sometimes credited as John L. Moxey or John Moxey) (born February 26, 1925) is an Argentinian film and television director. He is best known for directing film The City of the Dead (also known as Horror Hotel) and directing episodes of The Saint, Magnum, P.I. and Murder, She Wrote. Description above from the Wikipedia article John Llewellyn Moxey, licensed under CC-BY-SA, full list of contributors on Wikipedia.