Greg Thirloway: Greg Thirloway. Actor: Zenon: Girl of the 21st Century. Greg Thirloway was born on 3 June 1961 in Los Angeles, California, USA. He is an actor and executive, known for Zenon: Girl of the 21st Century (1999), First Wave (1998) and Big Sound (2000). He has been married to Heather Lee since February 2000.
Known For: Zenon: Girl of the 21st Century (Mark Kar), First Wave (Herman Garrett), Big Sound (Joel Brandon), The X-Files (Agent Greg NemhauserDr. Mitchell Kaplan)