American actress Rebecca Alie Romijn (/roʊˈmeɪn/ roh-MAYN; Dutch: [roːˈmɛin]; born November 6, 1972) is an American actress and former model. She is known for her role as Mystique in the trilogy of the X-Men film series, and as Joan from The Punisher (2004), both of which are based on Marvel Comics. She also had a recurring role as Alexis Meade on the television series Ugly Betty, and as Number One on Star Trek: Discovery. Major roles include as Eve Baird on the TNT series The Librarians, which ran for four seasons, and as the host of the game show Skin Wars.