​From Wikipedia, the free encyclopedia.   Mark Lindsay Chapman (born 8 September 1954 in London) is an English film and television actor. His credits include: Max Headroom, Dallas (as Brett Lomax), Falcon Crest (as Charley St. James), Baywatch, Murder She Wrote, Lois and Clark, JAG, Charmed, Roland Burke in The Young and the Restless, Dr. Anton Arcane (1990–1993) in Swamp Thing, and Nick Hopewell in The Langoliers. Description above from the Wikipedia articleMark Lindsay Chapman  licensed under CC-BY-SA, full list of contributors on Wikipedia.