Country of origin: United States
Location: Oakland, California
Status: Active
Formed in: 1990
Genre: Stoner/Doom Metal
Lyrical themes: Weed, Spirituality, Biblical Themes, Fantasy
Current label: Southern Lord Recordings
Years active: ?-1990 (as Asbestos Death), 1990-1998, 2009-present

Formed from the ashes of Asbestos Death. Sleep split up in 1998; Matt Pike went on to form High on Fire, while Al Cisneros and Chris Hakius formed Om. A reunion took place in 2009, then Chris retired from music and was replaced by Neurosis drummer Jason Roeder.

Sleep songs "Dragonaut" and "Some Grass" are featured in the official soundtrack of the movie Gummo and can also be heard during the movie. The song "Dopesmoker" (highly shortened, obviously) was included in the official soundtrack of the movie Broken Flowers, directed by Jim Jarmusch and starring Bill Murray and Sharon Stone.

Demo Demo 1990
Volume One Full-length 1991
Volume 2 EP 1992 1 (75%)
Sleep's Holy Mountain Full-length 1992
Jerusalem Full-length 1998
Dopesmoker Full-length 2003
Reunion at All Tomorrow's Parties Live album 2009
Denver Colorado 09.05.10 Live album 2012
The Clarity Single 2014

Current
Al Cisneros Bass, Vocals (1990-1998, 2009-present)
See also: Om, Shrinebuilder, ex-Asbestos Death, Al Cisneros, ex-The Sabians
Matt Pike Guitars (1990-1998, 2009-present)
See also: High on Fire, ex-Kalas, ex-Asbestos Death
Jason Roeder Drums (2009-present)
See also: Neurosis, Tribes of Neurot, ex-A Storm of Light (live), ex-Violent Coercion

Past
Chris Hakius Drums (1990-1998, 2009)
See also: ex-The Sabians, ex-Asbestos Death, ex-Om, ex-Shrinebuilder
Justin Marler Guitars (1990-1992)
See also: ex-The Sabians

http://weedian.com/index.html
http://www.facebook.com/officialsleep
http://www.metal-archives.com/bands/Sleep/2891