Pom Alexandra Klementieff (French: [pɔmklemɑ̃tjɛf]; born 3 May 1986) is a French actress. She is best known for playing Mantis in the Marvel Cinematic Universe (MCU) since 2017 and an assassin in Mission: Impossible – Dead Reckoning Part One (2023).
Description above from the Wikipedia article Pom Klementieff, licensed under CC-BY-SA, full list of contributors on Wikipedia.
The Lord of the Rings characters played by actors from Marvel movies and TV shows (Marvel Cinematic Universe, 20th Century Fox, Sony, Netflix, New Line Cinema, etc.).