9-1-1 Season 2, Episode 12 Chimney Begins Drama Crime IMDB 8.2 Country United States Duration 43 min Air Date 2019-03-25 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 Look back at how Chimney joined Station 118 and became the firefighter and paramedic he is today.