9-1-1 Season 5 Episode 9
Past Is Prologue
Bobby and the 118 race to the rescue when an abandoned oil well erupts and causes a massive sinkhole in downtown LA. Athena investigates a 30-year-old cold case involving a casino robbery. Buck fears his relationship with Taylor might be ending, and Hen meets a man from her mother, Toni's, past.
Guest Stars
Marsha Warfield
Antonia 'Toni' Wilson
Megan West
Taylor Kelly
Anirudh Pisharody
Ravi Panikkar
L'lerrét Jazelle
Young Antonia
Manuel Rafael Lozano
Officer Tejada