From Wikipedia, the free encyclopedia David Michael Call (born February 2, 1983), is an American film and television actor who primary appeared shortly in the 2006 feature film The Architect. He is best known for portraying Paul Kempton in the 2009 NBC television series Mercy and appearing in Season 4 of Gossip Girl as Ben Donovan, which aired on CW. Description above from the Wikipedia article David Call, licensed under CC-BY-SA, full list of contributors on Wikipedia.