9-1-1 Season 6, Episode 18 Pay It Forward Drama Crime IMDB 8.2 Country United States Duration 43 min Air Date 2023-05-15 Actors Peter Krause (Bobby Nash) Angela Bassett (Athena Grant) Oliver Stark (Evan Buckley) Kenneth Choi (Howard Han) Aisha Hinds (Henrietta Wilson) Jennifer Love Hewitt (Maddie Buckley) Corinne Massiah (May Grant) Gavin McHugh (Christopher Diaz) Ryan Guzman (Eddie Diaz) Overview A series of freeway car accidents leads to a catastrophic overpass collapse that endangers the lives of civilians and members of the 118.