Television Horror History Horror Horror History: Sunday, April 29, 2001: “The X-Files” episode “Vienen” premiered 4 Evil Eyes April 29, 2001 Season 8 Episode 18 Mulder and Doggett reluctantly work together aboard an oil rig, where unexplained deaths raise the possibility that the black oil has returned. Source: JustWatch The X-Files (1993) Tags: horror Horror History The X-Files (1993) Vienen Post navigation Previous Horror History: Sunday, April 22, 2001: “The X-Files” episode “Empedocles” premieredNext Horror History: Friday, May 4, 2001: The Mummy Returns was released in theaters Related Stories Horror History: Sunday, May 20, 2001: “The X-Files” episode “Existence (2)” premiered Horror History Horror Television Horror History: Sunday, May 20, 2001: “The X-Files” episode “Existence (2)” premiered May 20, 2001 Horror History: Sunday, May 13, 2001: “The X-Files” episode “Essence (1)” premiered Horror History Horror Television Horror History: Sunday, May 13, 2001: “The X-Files” episode “Essence (1)” premiered May 13, 2001 Horror History: Sunday, May 6, 2001: “The X-Files” episode “Alone” premiered Television Horror History Horror Horror History: Sunday, May 6, 2001: “The X-Files” episode “Alone” premiered May 6, 2001