Chicago Fire/Mercy

Mercy
Season 14, Episode 4
Airdate	October 22, 2025
Written by	Alec Wells
Directed by	Reza Tabrizi
← 14x03 In the Blood	14x05 → Ghosts
Chicago Fire — Season Fourteen

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Mercy is the fourth episode of the fourteenth season of Chicago Fire, and the two hundred seventy-eighth episode overall.

Taylor Kinney (Lt. Kelly Severide), David Eigenberg (Firefighter Christopher Herrmann), Joe Miñoso (Firefighter Joe Cruz) (credit only), Christian Stolte (Lt. Randy "Mouch" McHolland), Miranda Rae Mayo (Lt. Stella Kidd), Hanako Greensmith (Paramedic in Charge Violet Mikami), Jocelyn Hudon (Paramedic Lyla Novak), Brandon Larracuente (Firefighter Sal Vasquez)

and Dermot Mulroney (Battalion Chief Dom Pascal) (credit only)

Guest Stars: Robyn Coffin (Cindy Herrmann), Anthony Ferraris (Tony), Randy Flagler (Firefighter Harold Capp), Tim Hopper (Captain Tom Van Meter), Gonzalo Menendez (Ramon Vasquez), Hero Hunter (Isaiah)

with John William Adams III (Kenny Herrmann), Tyler Gabrielle Brown (Spa Manager), Amanda Calabrese (Annabelle Herrmann), Josefina Estrada (Acupuncurist), Lorenzo T. Hughes (Chief Markinson), Keller Kennedy (Max Herrmann), Michael Oilar (Client), Leroy Williams III (Ballard)