In this Fresh Air interview, Saoirse Ronan opens up about her roles in two new films: "The Outrun," where she plays a young woman struggling with alcoholism, and "Blitz," which tells the story of a mother in WWII London. Ronan reflects on the complexities of portraying addiction, the unique challenges and joys of working with a first-time child actor, and her own journey as a child performer. She also shares her thoughts on how the treatment of child actors in the industry has changed over time. Additionally, Ronan discusses her Irish heritage and how her early life experiences have shaped her acting career.