The series is the first installment of the 9-1-1 franchise. The first six seasons aired on Fox before moving to ABC starting with season seven. The show stars Angela Bassett, Peter Krause, Oliver Stark, Jennifer Love Hewitt, Ryan Guzman, Aisha Hinds, Kenneth Choi, and Gavin McHugh. In April 2025, the series was renewed for a ninth season, which will debut on October 9, 2025.