Patti tells the true story of Patti Catalano Dillon, a record-breaking marathon runner whose rise during the early years of women’s professional distance running transformed the sport. Starring Jessica Matten (Dark Winds), the film traces Patti’s journey from a working-class nurse in Massachusetts to the world stage, as ambition, love, and control collide behind her success. With potential casting including Mark Ruffalo, Jon Bernthal, Paul Mescal, and Josh O’Connor, Patti is a gripping portrait of endurance, identity, and the personal cost of greatness.