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.