It’s no secret that ‘Prometheus’ made a major leap from Ridley Scott’s original ‘Alien’ movies… and by the end of the movie, we saw a vastly different xenomorph to those of the original film series.

With Alien: Romulus hitting our screens soon, it is as good a time as any to cast a discerning eye over the history of this at times breath-taking and always fascinating franchise and remind ourselves ...