An incredibly emotional season of ABC’s 9-1-1 comes to a close with episode 18, “Seismic Shifts.” The season finale, which finds the squad dealing with a collapsed building, will air on Thursday, May 15, 2025 at 8pm ET/PT.
“Seismic Shifts” Plot: The 118, still reeling from their recent loss, is dispatched to a mass casualty event after a high-rise apartment building collapses. Then, Athena and Chimney have to work together to save a familiar face.
The season eight cast includes Angela Bassett as Athena Grant-Nash, Jennifer Love Hewitt as Maddie Han, and Oliver Stark as Evan “Buck” Buckley. Kenneth Choi plays Howie “Chimney” Han, Aisha Hinds stars as Henrietta “Hen” Wilson, Ryan Guzman is Eddie Diaz, and Gavin McHugh is Christopher Diaz. Guest stars include Brian Thompson, Constance Marie, Arianna Rivas, and Sam Roach.
9-1-1 Synopsis, Courtesy of ABC:
The series explores the high-pressure experiences of first responders — including police officers, firefighters, and dispatchers—who are thrust into the most frightening, shocking, and heart-stopping conditions. These emergency responders must try to balance saving those who are at their most vulnerable with solving the problems in their own lives.
The show draws from the real lives of first responders who regularly face situations that are often unpredictable, intense, and uplifting at the same time.
- Season 8 Episode 1 “Buzzkill” Preview
- Season 8 Episode 2 “When the Boeing Gets Tough” Preview
- Season 8 Episode 3 “Final Approach” Preview
- Season 8 Episode 5 “Masks” Preview
- Season 8 Episode 6 “Confessions” Preview
- Season 8 Episode 8 “Wannabes” Preview
- Season 8 Episode 9 “Sob Stories” Preview
- Season 8 Episode 10 “Voices” Preview
- Season 8 Episode 11 “Holy Mother of God” Preview
- Season 8 Episode 12 “Disconnected” Preview
- Season 8 Episode 14 “Sick Day” Preview
- Season 8 Episode 15 “Lab Rats” Preview
- Season 8 Episode 16 “The Last Alarm” Preview
- Season 8 Episode 17 “Don’t Drink the Water” Preview
This post was last modified on October 3, 2025 2:59 pm