The first Tamil dub was likely produced between 2015 and 2018 , not 2021. However, 2021 saw a renewed online circulation due to:
Here are the technical details you need to know about the Tamil dubbed version of Prometheus: prometheus tamil dubbed 2021
It led to a direct sequel, Alien: Covenant (2017), which continued David's story and the origin of the Xenomorphs. The first Tamil dub was likely produced between