- as Sylvie Brett
- as Lieutenant Matthew „Matt“ Casey
- as Lieutenant Kelly Severide
- as Christopher Herrmann
- as Gabriela „Gabby“ Dawson
- as Brian Zvonecek
- as Chief Wallace Boden
- as Joe Cruz
- as Randall McHolland
- as Stella Kidd
- as Jimmy Borelli
- as Antonio Dawson
- as Kim Burgess
- as Susan Weller
- as Grant
- as Travis Brenner
- as Capp
- as Cindy Herrmann
- as Julie Tay
- as Connie
- as Daniel Charles
- as Tony
- as Dispatcher (Voice)
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