David Duchovny FBI Special Agent Fox Mulder Actor Gillian Anderson FBI Special Agent Dana Scully Actor Mitch Pileggi Asst. Dir. Walter Skinner Actor Yau-Gene Chan Woo Guest Star Tuan Tran Fong Guest Star Andrew Robinson Dr. Ian Detweiler Guest Star Dana Lee Yee Guest Star James M. Connor Jake Conroy Guest Star Thomas F. Duffy Jeffrey Cahn Guest Star Lisa Picotte Stacey Muir Guest Star Melinda Culea Karin Berquist Guest Star Mandy Levin Angie Guest Star Michael Mantell Dr. James Riley Guest Star Chris Carter Executive Producer Jeffrey Bell Writer Peter Markle Director