- Taylor Kinney (Kelly Severide)
- David Eigenberg (Christopher Herrmann)
- Joe Miñoso (Joe Cruz)
- Christian Stolte (Randy 'Mouch' McHolland)
- Miranda Rae Mayo (Stella Kidd)
- Hanako Greensmith (Violet Mikami)
- Jocelyn Hudon (Paramedic Lyla 'Lizzie' Novak)
- Brandon Larracuente (Sal Vasquez)
Chicago Fire — S4E18
Episode: On the Warpath
Air Date: 2016-04-05
Runtime: 42 min
Overview
Sylvie witnesses a murder and is threatened by the shooter not to go to the police. Firehouse 51 jumps into action when a fire breaks out at a restaurant and traps several people inside a vault. Mouch starts to get cold feet.