watch 01:48 The Loop (Movies) Do you like this video? Halston Sage Halston Sage portrayed Alison Blaire/Dazzler in Dark Phoenix . Significant roles Please add a list of Halston Sage's significant roles! Quotes Please add a list of quote from this performer about their work in Marvel Movies! Retrieved from "https://marvel-movies.fandom.com/wiki/Halston_Sage?oldid=244589" Categories: X-Men cast Community content is available under CC-BY-SA unless otherwise noted.