^Tom Holkenborg (Junkie XL) Scoring ‘Spectral’. Film Music Reporter. 23 March 2016 [2016-12-16]. (原始内容于2016-12-20).
^SPECTRAL | British Board of Film Classification. www.bbfc.co.uk. [8 December 2016]. (原始内容于2016-12-08).
^ 3.03.1Fleming Jr, Mike. Netflix Lands Legendary Sci-Fi Action Film ‘Spectral’. Deadline. [17 November 2016]. (原始内容于2016-11-18).
^Deadline Team, The. Universal & Legendary Date ‘Krampus,’ ‘Spectral’; Open Road Shifts ‘Nightcrawler’. Deadline.com. December 19, 2014 [December 6, 2016]. (原始内容于2017-06-22).
^McClintock, Pamela. Legendary, Universal Pull 'Spectral' From August Release Calendar. The Hollywood Reporter. June 14, 2016 [December 6, 2016]. (原始内容于2016-12-21).
^Spectral | Official Trailer [HD] | Netflix. Youtube. Netflix. 2 December 2016 [2 December 2016]. (原始内容于2016-12-16).
^Spectral Trailer - Watch at ComingSoon.net. ComingSoon.net. 2 December 2016 [2 December 2016]. (原始内容于2016-12-04).
^Netflix's 'Spectral' Trailer Pits the Military Against Spooks! - Bloody Disgusting!. Bloody Disgusting!. 2 December 2016 [2 December 2016]. (原始内容于2016-12-21).