Premieres Sundays, March 30 - May 18, 2025 at 8 p.m. on KPBS TV / PBS app. It is the beginning of a new decade in Poplar. Set in 1970, chaos erupts as the Isle of Dogs bid for independence. Amid the turmoil, the midwives work tirelessly to keep Nonnatus House running while addressing complex social and health challenges.