100% or Nothing S4E4 - 100% or Nothing 2021
Diane returns to help with Crisis One intervention training for Station 19 and Station 23 firefighters. Meanwhile, Andy and Sullivan continue to be at odds, and Jack helps a young autistic man on a city bus.
- Released: 2021-10-21
- Runtime: 50 minutes
- Genre:
- Stars: Jaina Lee Ortiz, Jason George, Boris Kodjoe, Grey Damon, Barrett Doss, Jay Hayden, Danielle Savre, Stefania Spampinato, Carlos Miranda, Josh Randall
- Director: Sheelin Choksey