Pom Klementieff will portray new Guardians member Mantis, a martial arts master and sometime Celestial Madonna.
Pom Klementieff, Elizabeth Debicki and Chris Sullivan are also among the new cast members making their debut in "Guardians of the Galaxy Vol. 2."
COMIC REEL: Rumor IDs Klementieff's "Guardians Of The Galaxy" Role; Clea DuVall Joins "Brooklyn Animal Control"
"Guardians of the Galaxy Vol. 2" may introduce another character from the comics; a rumor emerges regarding "Jessica Jones'" cast and more.
Though details of her part are unknown at this time, Klementieff will play "a key role" in the "Guardians of the Galaxy" sequel.