Casey tries to deal with his unsettled personal life and the firehouse welcomes a new member. Boden clashes with new Assistant Deputy Commissioner Jerry Gorsch.

Aaron Krippen, Annie Ilonzeh, Anthony Ferraris, Danny Farber, David Dowd, Eli Saucedo, Gary Cole, James Leaming, Joe Foust, Khloe Janel, Maurice Johnson, Monica Raymund, Nick Klein, Paula Ramirez, Peter DeFaria, Randy Flagler, Rian Sheehy Kelly, Steven Boyer