Berry, David (20 June 1989). "Director unveils his new feature". South Wales Echo. Cardiff. p. 13 – via newspapers.com (subscription required) .
Aird, Elizabeth (26 January 1990). "Hot Clips". The Vancouver Sun. pp. D1 – via newspapers.com (subscription required) .
Carroll, Liz (25 February 1990). "Airwolf star tries hand at sci-fi". The Burnaby and New Westminster News. p. 11–12 – via newspapers.com (subscription required) .
"Xtro II advertisement". The Toronto Star. 28 June 1991. p. D9 – via newspapers.com (subscription required) .
"Release Dates". Centre Daily Times. State College. Tribune News Services. 11 September 1991. p. 18C – via newspapers.com (subscription required) .
King, Randall (6 October 1991). "Videos". The Winnipeg Sun/TV Video Guide. Canadian Press. p. 2 – via newspapers.com (subscription required) .
"Video: Experimental". Lincolnshire Echo. Lincoln. 21 September 1992. p. 5 – via newspapers.com (subscription required) .