Title: Dark Days, Bright Nights
Content:  (tracks: 1, 9) ; Alexander Leen – viola (tracks: 1, 9) ; Emma Kummrow – violin (tracks: 1, 9) ; Gloria Stock – violin (tracks: 1, 9) ; Shannon "Fat Shan" Houchins – producer (tracks: 3, 6, 12, 13, 16, 18), mixing & recording (tracks: 6, 12, 13, 16, 18) , mixing (track 17) , executive producer ; Organized Noize – producer (tracks: 7, 15) ; Manuel "Khalifani" Morris – producer (tracks: 10, 14) ; "Senator" Jimmy Douglass – mixing (tracks: 1, 2, 4, 5, 7–9, 11, 15) ; "Captain" James Majors – mixing & recording (track 3) ; Josh Butler – 
Title: The Dark Days
Content:  THE DARK DAYS is an American docudrama directed and written by David A. Malone. The film stars James Mullaney, Malissa Williams, Cobie Moses, Jordan A. Baner and Cory Novak. Shooting took place in the Metro East and St. Louis, Missouri.
Title: Dark Days (film)
Content:  Dark Days is an American documentary film directed, produced, and photographed by the English documentarian Marc Singer that was completed and released in 2000. Shot during the mid-1990s, it follows a group of people who lived in the Freedom Tunnel section of the New York City Subway system at the time. DJ Shadow created new music for the documentary and also let Singer use some of his preexisting songs.
Title: Darker Days (The Connells album)
Content: The Connells ; Doug MacMillan – vocals ; Mike Connell – guitar ; David Connell – bass ; Peele Wimberley – drums ; George Huntley – guitar, keyboards, vocals Additional personnel ; Don Dixon – producer ; Dave Adams – producer ; Steve Gronback – producer ; Rod Dash – producer ; John Rosenthal – photography ; Paul Dean – design, photography ; Beth Cumber – design  
Title: The Dark Days
Content:  Filming began in summer 2014, and lasted until summer 2015, with production talking place in St. Louis, Missouri and some scenes taking place in East St. Louis, Illinois.
Title: Dark Days, Bright Nights
Content:  (tracks: 6, 13) ; Jarvis Blackshear – mixing (tracks: 10, 14) ; Sean "Shyboy" Davis – recording (tracks: 7, 15) ; Steve Penny – recording (track 15), engineering (tracks: 1, 2, 4, 5, 8, 9, 11) ; Jeff Kanan – assistant engineering (tracks: 1, 2, 4, 5, 8, 9, 11) ; Chris Gehringer – mastering ; Mozart Timadeas – executive producer ; Doug Kaye – co-executive producer ; Eric Spence – co-executive producer ; Marcus Spence – co-executive producer ; Michele Robinson – co-executive producer ; Drew FitzGerald – art direction ; Ian Alexander – A&R ; Bobby Stamps – management 
Title: Dark Days/Light Years
Content:  The following people contributed to Dark Days/Light Years:
Title: Dark Days, Bright Nights
Content: Warren Anderson Mathis – vocals ; Timothy Zachary Mosley – vocals (tracks: 2, 4, 5, 8, 9, 11), producer & mixing (tracks: 1, 2, 4, 5, 8, 9, 11) ; Jemmie "KillaGroove" Watford – vocals (tracks: 3, 18) ; Missy "Misdemeanor" Elliott – vocals (track 2) ; Wes Whitsett – vocals (track 3) ; Patrick "Sleepy" Brown – vocals (track 7) ; Jamahr "Backbone" Williams – vocals (track 7) ; Garland Waverly Mosley, Jr. – vocals (track 9) ; Ronesha Howard – vocals (track 11) ; K. "Duddy Ken" Richardson – vocals (track 12) ; W. "C.I." White – vocals (track 16) 
Title: Dark Days (Loaded album)
Content: Duff McKagan &ndash; lead vocals, bass guitar, guitar, piano on "Misery", production ; Dave Dederer &ndash; guitar, production ; Geoff Reading &ndash; drums, backing vocals, percussion, production ; Martin Feveyear &ndash; keyboards, backing vocals, production Additional personnel ; Mike Squires &ndash; additional guitars ; Jon Irvie &ndash; engineering ; Mike Easton &ndash; engineering ; Dave Colins &ndash; mastering  
Title: Dark Days (Coal Chamber album)
Content:  All songs written by Mike Cox/B. Dez Fafara/Rayna Foss/Miguel Rascón except where noted.

Question: Who was the producer of Dark Days?
Answer: Marc Singer.