Trivia: Chicago Fire
- The Danza: Joe Minoso as Joe Cruz, Jeff Hephner as Jeff Clarke.
- Fake American: Eamonn Walker (British) as the chief and Jesse Spencer (Australian) as Lt. Casey
- Hey, It's That Guy!:
- No Celebrities Were Harmed: in this case it's actual Chicago FD companies, specifically Engine 81 and Truck 51, by reversing the numbers.
- Shout-Out: to Backdraft with occasional references to Firehouse 17.
- You Look Familiar: Dora Madison, who plays paramedic Jessica "Chili" Chilton, had previously portrayed informant Alissa Martin on Chicago PD. It's later revealed that the two characters are sisters.