Genevieve O'Reilly is an Irish actress known for her versatility, having earned recognition for her performances across stage and screen. Most recently, Genevieve reprised her groundbreaking and legacy role of 'Mon Mothma' in the second and final season of Andor (2022), the Star Wars series on Disney+ described in 2025 by Vanity Fair as "the best television of the year so far."

Her performance has been widely acclaimed: Variety praised her "excellent supporting turn," The Playlist highlighted her portrayal as "one of the finest seen from any actor on any screen," and Screen Rant called it "essentially flawless... eloquence and vulnerability." The second season has become the highest-rated live-action Star Wars series on Rotten Tomatoes to date. The first season was nominated for Outstanding Drama Series at the 2024 Emmy Awards, won a Peabody Award for Entertainment, and Genevieve was nominated for Supporting Actress - Drama at the 2023 IFTA Awards.