- 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 — S6E21
Episode: The Unrivaled Standard
Air Date: 2018-05-03
Runtime: 42 min
Overview
Lt. Severide is shocked when Rene Royce resurfaces; Casey comes up with a plan to help Chief Boden in his latest pursuit; Kidd regrets a decision she made regarding Severide; Herrmann clashes with Lt. Colannino over their son's basketball team.