Quatermass stories are variations on the same theme) with Kneale again cleverly mixing sf with the supernatural. The alien invasion may be sf but it is presented with the trappings of traditional horror, such as the V-shaped "mark of the devil" that all possessed people display”. On the other hand, Bill Warren, in Keep Watching The Skies!, found Quatermass 2 to be “one of the best science fiction films of the 1950s. It is not notably better than [The Quatermass Xperiment], but the story idea is more involving, the production is livelier and there are more events in the unfolding of the story”. Kim Newman in 1986 praised the film as "extraordinary" and, comparing it to Invasion of the Body Snatchers (1956), Newman notes that while Don Siegel’s film is "a general allegory" about dehumanisation and conformity, Quatermass 2 is “a specific attack on the Conservative Government of the time, down to the inclusion of several characters obviously based on real political figures”. The League of Gentlemens Mark Gatiss mentions on the DVD commentary for the First Series that a scene where two workmen, who have been abducted by Tubs and Edward, escape, covered in tar, was inspired by the scene in which the Vincent Broadhead character is covered in "synthetic food" from one of the huge outdoor storage domes. Home media Quatermass 2 was released on Region 2 DVD in 2003 by DD Video. It contained a number of extra features including commentary by director Val Guest and writer Nigel Kneale, as well as an interview with Val Guest and a trailer for Enemy From Space, as the film is known in the US. The film was first released in the US on All Region NTSC DVD by Anchor Bay Entertainment and is mastered from an archival print that shows every image with razor-sharp clarity and richness; it contains the same extra features as on the Region 2 UK release. The film had been previously released on both VHS cassette and LaserDisc. The film was released twice on Blu-ray in Australia as part of collection box sets. The first was the "Hammer Horror: The Blu-ray Collection", released 20 November 2013, while the second, a "Redux" edition of the original set, was made available on 2 December 2015. The film is only available in standard definition in both sets. Quatermass 2 received its first-ever HD Blu-ray transfer when it was