but had to give his son up for adoption to protect him from the entity. During Shadow King's interrogation of David's adopted sister regarding his real father, a glimpse of Professor Xavier's iconic chair from the X-Men films is shown. The series' writer, producer, and showrunner, Noah Hawley has stated that the show has potential to crossover into the other installments in the franchise, should the show continue. He has also stated that the series will acknowledge all of Haller's past, including the fact that he is Xavier's son, though neither McAvoy nor Stewart will appear in the first season. During an appearance on the Late Late Show with James Corden, Legion star Dan Stevens personally offered Stewart an invitation to appear on the show. Despite previously stating he would be retiring from the role following the release of Logan, Stewart replied he was "Absolutely 100%" willing to reprise the role under such circumstances. In February 2019, it was announced that Harry Lloyd would portray Professor X in the third and final season. Films Xavier has appeared in eleven live-action feature films to date. He is played by Patrick Stewart in the X-Men films X-Men, X2, X-Men: The Last Stand, X-Men Origins: Wolverine, The Wolverine, and Logan and the Marvel Cinematic Universe (MCU) film Doctor Strange in the Multiverse of Madness, and by James McAvoy in X-Men: First Class, X-Men: Apocalypse, Deadpool 2 and Dark Phoenix. Both actors play him at different time-periods in X-Men: Days of Future Past. It is implied that Xavier is one of the most powerful mutants in the world. Although Xavier is American-born in the comics and in animation, he speaks with a British accent in the films (although First Class establishes that he lived in the United States during childhood, though he may have picked up the accent from his English mother). Books The X-Men novel "Shadows of the Past" by Michael Jan Friedman (set in the continuity of the comics) opens with Xavier attending the funeral of one of his old professors, Jeremiah Saunders, only to be captured on the way back to the mansion by the forces of his old adversary Lucifer, who replaces Xavier with a duplicate of himself made of ionic energy, possessing Xavier's powers and memories but programmed to be loyal to Lucifer. Other ionic constructs use equipment in a Quistalium facility on Earth to transfer Xavier into the