CTV DRAMA CHANNEL A major security breach in the city's computer networks forces Firehouse 51's senior leaders to take matters into their own hands; Severide gears up for an arson investigation. 2026-04-20 Gallo clashes with the new lieutenant temporarily filling in for Casey; Severide closes in on a dangerous and deadly arsonist. 2026-04-20 Severide and Herrmann clash over office space; Boden looks at Pelham's past as he considers making him permanent; Gallo's resentment of Pelham comes to a head; Brett and Ritter force Violet to confront her true feelings for Gallo. 2026-04-20 A video of Casey from the roof rescue goes viral; Mouch sets up a Little Free Library at Firehouse 51; Herrmann breaks protocol. 2026-04-20 Griffin learns the truth about his father's death and reveals why he really came to visit Casey; Gallo, Ritter and Violet take steps to expand their microbrewery business. 2026-04-20 Kidd spreads her wings as a lieutenant; Chief Hawkins rides with Ambulance 61 to learn more about Brett; Casey takes a trip out of town; a Ritter date night turns into an emergency situation. 2026-04-20 Casey makes a life-altering decision; Gallo, Ritter and Violet agree to an interview and photo shoot; Brett and Mouch launch the paramedicine program; Cruz comes closer to fatherhood. 2026-04-20 A major security breach in the city's computer networks forces Firehouse 51's senior leaders to take matters into their own hands; Severide gears up for an arson investigation. 2026-04-20 A search mission for three women missing in Yosemite Park turns to a murder investigation when two are discovered in the trunk of their burned out car. 2026-04-20 Police search for the killer of an elderly upscale Toronto couple. 2026-04-20 A single woman and her two young sons believe they have found a perfect new apartment, but their overbearing landlord and neighbor soon turns their idyllic situation into a living hell of arguments and intimidation that finally ends in bloodshed. 2026-04-20 When an unidentified burned corpse is found in a field, state-of-the-art forensics is turned to. 2026-04-20 Team One attempts to contain a radioactive threat with the help of firefighters, paramedics and the military. 2026-04-20 A single woman and her two young sons believe they have found a perfect new apartment, but their overbearing landlord and neighbor soon turns their idyllic situation into a living hell of arguments and intimidation that finally ends in bloodshed. 2026-04-20 When an unidentified burned corpse is found in a field, state-of-the-art forensics is turned to. 2026-04-20 Team One attempts to contain a radioactive threat with the help of firefighters, paramedics and the military. 2026-04-20 A single woman and her two young sons believe they have found a perfect new apartment, but their overbearing landlord and neighbor soon turns their idyllic situation into a living hell of arguments and intimidation that finally ends in bloodshed. 2026-04-20 Team One attempts to contain a radioactive threat with the help of firefighters, paramedics and the military. 2026-04-20 When an unidentified burned corpse is found in a field, state-of-the-art forensics is turned to. 2026-04-20 Gallo, Violet and Ritter debut their microbrewery business at Winterfest; Brett prepares to present her paramedicine program to an oversight panel; Firehouse 51 gets in the holiday spirit. 2026-04-20 Stella Kidd returns to Firehouse 51; the team must work together to put out a potassium fire in a tunnel; after that incident, Ritter begins to worry about a young cop who witnessed the fiery death of a truck driver. 2026-04-20 On a call with Station 37, a firefighter is struck by a power line and decides to lash out after her injury; Brett is visited by Scott and Amelia; Violet gets a surprise envelope; the rest of 51 enters a contest. 2026-04-20 Boden, Kidd and Severide work together to protect one of their own; at the Fire Academy, Herrmann meets an inspiring young man; talk of the annual CFD Gala dominates the firehouse. 2026-04-20 Severide and Seager team up to investigate a fire at the home of a troubled young woman; Pelham moves into 51's rumored cursed office; Kylie assists Kidd with Girls on Fire. 2026-04-20 Chief Hawkins goes above and beyond to help Brett and Violet with a problem; Kidd pursues an open lieutenant position; a blast from the past asks Mouch and Herrmann for a favor. 2026-04-21 The rivalry between elite gymnasts Kelly and Jessica turns toxic when Kelly is selected for the national squad; Kelly's father Paul is haunted by an accuser from his past, and Kelly becomes jealous of Jessica's growing attraction to Adam. 2026-04-21 Chin Gigante is released from prison and seeks to excise Joe Colombo from the Commission. 2026-04-21 Bumpy and Chin enlist Morgenthau's help to prevent Colombo and Battle from bringing in a shipment of heroin, guns, and cocaine; Stella must choose between Colombo and her father. 2026-04-21 On a call with Station 37, a firefighter is struck by a power line and decides to lash out after her injury; Brett is visited by Scott and Amelia; Violet gets a surprise envelope; the rest of 51 enters a contest. 2026-04-21 Boden, Kidd and Severide work together to protect one of their own; at the Fire Academy, Herrmann meets an inspiring young man; talk of the annual CFD Gala dominates the firehouse. 2026-04-21 The rivalry between elite gymnasts Kelly and Jessica turns toxic when Kelly is selected for the national squad; Kelly's father Paul is haunted by an accuser from his past, and Kelly becomes jealous of Jessica's growing attraction to Adam. 2026-04-21 Chin Gigante is released from prison and seeks to excise Joe Colombo from the Commission. 2026-04-21 Bumpy and Chin enlist Morgenthau's help to prevent Colombo and Battle from bringing in a shipment of heroin, guns, and cocaine; Stella must choose between Colombo and her father. 2026-04-21 Once-friendly neighbors on a mountain road become sworn enemies after one family calls police about a theft -- violating the unspoken tradition of leaving authorities out of disputes; years of conflict finally culminate with shots fired. 2026-04-21 A serial rapist stalks elderly women for nearly 20 years before escalating to murder. 2026-04-21 The team rushes to save a woman when a disturbed man holds her hostage outside an office building. 2026-04-21 Once-friendly neighbors on a mountain road become sworn enemies after one family calls police about a theft -- violating the unspoken tradition of leaving authorities out of disputes; years of conflict finally culminate with shots fired. 2026-04-21 A serial rapist stalks elderly women for nearly 20 years before escalating to murder. 2026-04-21 The team rushes to save a woman when a disturbed man holds her hostage outside an office building. 2026-04-21 Once-friendly neighbors on a mountain road become sworn enemies after one family calls police about a theft -- violating the unspoken tradition of leaving authorities out of disputes; years of conflict finally culminate with shots fired. 2026-04-21 The team rushes to save a woman when a disturbed man holds her hostage outside an office building. 2026-04-21 A serial rapist stalks elderly women for nearly 20 years before escalating to murder. 2026-04-21 Halstead takes heat for making an unauthorized move to treat his pregnant patient; Choi becomes personally invested when treating a homeless veteran; Rhodes and Bekker deal with a patient who desperately needs a liver transplant. 2026-04-21 Manning and her three-year-old patient are trapped in a helicopter as the toddler's stats decline; Charles isn't sure Choi's alcoholic patient with liver failure has quite hit rock bottom. 2026-04-21 Halstead hides the theft of his gun from a suspicious Manning; tensions are still high between Connor and Bekker, who take a risk operating on an HIV-positive patient; Hank breaks down when he sees a patient from his past. 2026-04-21 Connor, who is in hot water with the hospital's Oversight Committee, handles a gunshot victim who has unexpected ties to Halstead; Maggie feels guilty about the return of a former patient; Charles has an awkward first date. 2026-04-21 After witnessing a pickup truck plow through a street fair, Natalie and Maggie must make tough decisions on the fly; at the hospital, doctors and nurses are on high alert with the influx of patients; Dr. Charles' ex-wife comes to town with news. 2026-04-21 Halstead treats a woman on the verge of freezing to death; Dr. Charles' ex-wife receives some concerning news; Choi handles a lymphoma patient with viral meningitis and a complicated family; Manning makes a house call. 2026-04-22