CTV DRAMA CHANNEL HD A series of mysterious gas leaks has members of Firehouse 51 puzzled and spread thin; Brett's conflicted when her birth mother gets serious about finding her; Severide misunderstands his role as Cruz's best man; Mouch bites off more than he can chew. 2026-04-06 A series of teen opioid overdoses sees Severide partner with Sean Roman, but he begins to suspect there's more to the story than his old friend is telling him; Casey tries to be there for Brett as she considers her birth mother's offer to meet. 2026-04-06 Boden is on edge after starting a new fad diet; Casey and Severide disagree on a call; Brett's birth mother shares life-altering news; a familiar face has a proposition for Herrmann. 2026-04-06 Members of Firehouse 51 are dismayed to learn their boundaries have been redrawn to overlap with an adjacent station, and problems quickly arise; Casey and Gallo hunt a missing piece of equipment; Brett and Foster find themselves at odds. 2026-04-06 A pest control problem forces the 51 team to temporarily bunk with Firehouse 20; all under the same roof, Casey clashes with Capt. Delaney, while Foster, Kidd and Brett fear Capt. Leone has it out for them; Boden mulls a procedural overhaul. 2026-04-06 A series of false alarms at a private school hinders 51's ability to respond to legitimate emergencies; Kidd asks for ideas to surprise Severide on his birthday; Cruz and Brett rent out their extra room but get more than they bargained for. 2026-04-06 The surprising arrival of a new fire truck brings both joy and chaos to members of Firehouse 51; Boden and Severide are asked to make peace with an old foe for the greater good; Brett receives family news while Foster plans a party with friends. 2026-04-06 A series of mysterious gas leaks has members of Firehouse 51 puzzled and spread thin; Brett's conflicted when her birth mother gets serious about finding her; Severide misunderstands his role as Cruz's best man; Mouch bites off more than he can chew. 2026-04-06 A suitcase filled with unidentified human remains unlocks a missing person's case that has gone unsolved for years; the forensic analysis of a nearly-destroyed cellphone found in the suitcase reveals a mysterious selfie. 2026-04-06 When Lanell Barsock is found murdered, it seems obvious to all that her boyfriend did it; when the forensic evidence comes in, investigators are astonished to learn they've arrested the wrong person. 2026-04-06 The building of a backyard shed destroys a yearslong, close relationship between two neighbors and ignites a vicious conflict that sees property destroyed, pets killed, and finally two people shot to death in cold blood. 2026-04-06 Police struggle to identify the body of a woman found floating in the Indian River; with only a piece of nautical rope, a strip of duct tape and some plastic bags to go on, they use every forensic tool they have to catch her killer. 2026-04-06 Team One discovers two young con artists who have ties to Pete Joris at a bank robbery. 2026-04-06 The building of a backyard shed destroys a yearslong, close relationship between two neighbors and ignites a vicious conflict that sees property destroyed, pets killed, and finally two people shot to death in cold blood. 2026-04-06 Police struggle to identify the body of a woman found floating in the Indian River; with only a piece of nautical rope, a strip of duct tape and some plastic bags to go on, they use every forensic tool they have to catch her killer. 2026-04-06 Team One discovers two young con artists who have ties to Pete Joris at a bank robbery. 2026-04-06 The building of a backyard shed destroys a yearslong, close relationship between two neighbors and ignites a vicious conflict that sees property destroyed, pets killed, and finally two people shot to death in cold blood. 2026-04-06 Team One discovers two young con artists who have ties to Pete Joris at a bank robbery. 2026-04-06 Police struggle to identify the body of a woman found floating in the Indian River; with only a piece of nautical rope, a strip of duct tape and some plastic bags to go on, they use every forensic tool they have to catch her killer. 2026-04-06 Things get personal for Casey and Gallo in the aftermath of a suburban house fire involving a mother and her young son; Herrmann campaigns for more respect; Kidd has an idea for giving back to her community. 2026-04-06 Severide teams up with Seager and the OFI when a motel structure fire turns suspicious; Firehouse 51 members become amateur sleuths following a Reddit post involving one of their own; Brett continues to get invested in her birth mother, Julie. 2026-04-06 Tension builds when a group of rabble-rousers attempts to lock down the firehouse; Brett is faced with a monumental decision; Cruz readies himself for a big day; Gallo and Ritter attempt to launch Firehouse 51 into the social media age. 2026-04-06 When one of 51's own gets injured on a call, Severide becomes obsessed with helping out; Foster contemplates a big decision; Kidd is concerned for one of her high school trainees. 2026-04-06 As Firehouse 51 welcomes a new member to the team, whose presence could provide some complications, Brett's leadership shines during a scary call; Boden sees great potential in Kidd and proposes an idea that could have lasting repercussions. 2026-04-06 Brett and Mackey find their lives in peril; Casey and Brett tread in unfamiliar territory; Severide chases a memory while Kidd adeptly solves a firehouse problem; Ritter puts himself in harm's way during a harrowing call. 2026-04-07 Martin and Vicki try to finalize a long-term national distribution deal that will take Tansform to the next level; Susi attempts to change careers; Terry struggles to get clean; Mony jumps into a new business. 2026-04-07 Bumpy and Colombo face off for control of the heroin trade when Monsieur 98 returns to bring in the next shipment; Omar makes a romantic appeal to Elise; Pettigrew discovers cocaine through his love affair with a Cuban woman. 2026-04-07 Bumpy utilizes Battle's contacts in the CIA to secure a steady supply of a new drug: cocaine; Stella lies to Fineman in an attempt to escape Colombo's oversight; Mayme applies for a government contract for Palmetto. 2026-04-07 Tension builds when a group of rabble-rousers attempts to lock down the firehouse; Brett is faced with a monumental decision; Cruz readies himself for a big day; Gallo and Ritter attempt to launch Firehouse 51 into the social media age. 2026-04-07 When one of 51's own gets injured on a call, Severide becomes obsessed with helping out; Foster contemplates a big decision; Kidd is concerned for one of her high school trainees. 2026-04-07 Martin and Vicki try to finalize a long-term national distribution deal that will take Tansform to the next level; Susi attempts to change careers; Terry struggles to get clean; Mony jumps into a new business. 2026-04-07 Bumpy and Colombo face off for control of the heroin trade when Monsieur 98 returns to bring in the next shipment; Omar makes a romantic appeal to Elise; Pettigrew discovers cocaine through his love affair with a Cuban woman. 2026-04-07 Bumpy utilizes Battle's contacts in the CIA to secure a steady supply of a new drug: cocaine; Stella lies to Fineman in an attempt to escape Colombo's oversight; Mayme applies for a government contract for Palmetto. 2026-04-07 A Detroit man wishes his neighbor lived on the opposite end of 8 Mile Road. 2026-04-07 From tropical Hawaii to the frigid waters of Lake Ontario, experts reveal the clues nature leaves behind on a human corpse. 2026-04-07 Someone hacks the computer system to show a crime in progress. 2026-04-07 A Detroit man wishes his neighbor lived on the opposite end of 8 Mile Road. 2026-04-07 From tropical Hawaii to the frigid waters of Lake Ontario, experts reveal the clues nature leaves behind on a human corpse. 2026-04-07 Someone hacks the computer system to show a crime in progress. 2026-04-07 A Detroit man wishes his neighbor lived on the opposite end of 8 Mile Road. 2026-04-07 Someone hacks the computer system to show a crime in progress. 2026-04-07 From tropical Hawaii to the frigid waters of Lake Ontario, experts reveal the clues nature leaves behind on a human corpse. 2026-04-07 Goodwin is forced by the hospital board to implement new guidelines that cause headaches for the doctors; Dr. Rhodes and Ava continue to compete in the operating room; Dr. Charles and Dr. Reese are surprised by a patient's theory about his sickness. 2026-04-07 Dr. Charles learns a troubling fact about the man who shot him; Dr. Rhodes and Dr. Bekker come to an agreement during a complicated surgery; Will and Natalie have an ethical dilemma; April and Noah discover working together isn't always easy. 2026-04-07 An ethical debate arises when a patient refuses to take an HIV test but still demands treatment; Natalie and Will try to diagnose a young girl with increasing paralysis; Noah deals with his first death as a resident; Sarah continues to avoid work. 2026-04-07 Ethan tries to diagnose a man with no symptoms; Sarah uses pepper spray on an aggressive patient; Will treats a young couple willing to sacrifice anything to have a baby; Natalie must inform a woman that she was sterilized as a young girl. 2026-04-07 Dr. Charles is pressured when Dr. Choi and Dr. Manning disagree with his medical decision regarding a baby born with an addiction to heroin; Dr. Rhodes deals with relationship issues; Goodwin helps Bert understand Lyla's sickness. 2026-04-07 Dr. Choi struggles to help a woman cope with anorexia; after a suspension, Dr. Reese is immediately put to the test by Dr. Charles; a patient of Dr. Rhodes' is forcibly transferred; Dr. Halstead tries to get Dr. Manning's son to like him. 2026-04-08