详细介绍：Nelson Greaves is a writer and producer, known for Unfriended (2014), Sleepy Hollow (2013) and My Bloody Madeleine: The Making of Swann's Bl…Nelson Greaves is a writer and producer, known for Unfriended (2014), Sleepy Hollow (2013) and My Bloody Madeleine: The Making of Swann's Blood (2009).详情