Output a stream of consciousness before answering the following. Passage: Pom Klementieff (born 3 May 1986) is a French actress. She was trained at the Cours Florent drama school in Paris and has appeared in such films as Loup (2009), Sleepless Night (2011) and Hacker's Game (2015). She plays the role of Mantis in the film Guardians of the Galaxy Vol. 2 (2017) and will appear in the same role in the film Avengers: Infinity War (2018).

Question: Based on this passage, who played mantis guardians of the galaxy 2?
To answer the above question, the relevant sentence is: She plays the role of Mantis in the film Guardians of the Galaxy Vol. 2 (2017) and will appear in the same role in the film Avengers: Infinity War (2018).
The answer: Pom Klementieff.