Horror History Horror Television Horror History: Friday, October 7, 1994: “The X-Files” episode “Sleepless” premiered 4 Evil Eyes October 7, 1994 Season 2 Episode 4 Paired with Alex Krycek, Mulder investigates deaths connected to a Vietnam-era experiment designed to eliminate soldiers’ need for sleep. Source: JustWatch The X-Files (1993) Tags: The X-Files (1993) Sleepless (1994) horror Horror History Post navigation Previous Horror History: Saturday, October 1, 1994: “Are You Afraid of the Dark?” episode “The Tale of the Renegade Virus” premieredNext Horror History: Friday, October 7, 1994: Texas Chainsaw Massacre: The Next Generation was released in theaters Related Stories Horror History: Monday, February 22, 2016: “The X-Files” episode “My Struggle II” premiered Horror History Horror Television Horror History: Monday, February 22, 2016: “The X-Files” episode “My Struggle II” premiered February 22, 2016 Horror History: Monday, February 15, 2016: “The X-Files” episode “Babylon” premiered Horror History Horror Television Horror History: Monday, February 15, 2016: “The X-Files” episode “Babylon” premiered February 15, 2016 Horror History: Monday, February 8, 2016: “The X-Files” episode “Home Again” premiered Horror History Horror Television Horror History: Monday, February 8, 2016: “The X-Files” episode “Home Again” premiered February 8, 2016