Brianna Caitlin Hildebrand is an American actress She is known for appearing in the web series Annie Undocumented and as Negasonic Teenage Warhead in the films Deadpool and Deadpool 2 where she reprised the role during which her character was confirmed to be the first openly gay superhero in the XMen cinematic universe She was also cast as Sasha in First Girl I Loved starring opposite Dylan Gelula and Mateo Arias She is also known as Elodie Davis in the show Trinkets on Netflix In July 2017 Hildebrand was added to the main cast for season two of The Exorcist Hildebrand was born in College Station Texas Regarding her sexuality Hildebrand has said I learned pretty early on that I like both boys and girl I am lucky to say now that it is not frightening for me living in LA to be gay Even when I was in Texas I wasnt afraid I was kind of out in high school I just could never decide on what label I am glad that I am public about it and I think I should be