The tenth season of Chicago Fire, an American drama television series with executive producer Dick Wolf, and producers Derek Haas and Matt Olmstead, was ordered on February 27, 2020, by NBC.[1] The season premiered on September 22, 2021, and contains the series’ 200th episode. In the 200th episode, Matthew Casey left Chicago to move to Oregon. In the season finale, he returned to Chicago for Stella Kidd and Kelly Severide's wedding.
The members of the Rescue Squad narrowly escape a capsized boat while rescuing a victim. Cruz is rushed to the hospital after almost drowning and begins experiencing PTSD. Boden considers a new promotion. Casey and Brett’s romance escalates. Violet, Gallo and Ritter go in on a business venture together.
Casey begins to experience unwanted attention after a video of him rescuing a victim goes viral. Boden makes the decision to take the promotion as the new deputy District chief. Herrmann breaks protocol when it comes to a child victim and he worries that he might get suspended or worse. Ultimately, it is Brett who takes the blame. Mouch sets up a community library at the firehouse. Griffin Darden unexpectedly arrives at the firehouse and Casey sees that something is up.
Severide is forced to bench Cruz when his trauma gets the better of him again. While Griffin Darden is in town, Casey takes him down memory lane, only to learn why Griffin has returned to Chicago. Mouch steps in to help Brett's para-medicine program get off the ground after losing a patient. Gallo, Ritter and Violet struggle to get their home-brewed beer off the ground.
Casey travels to Oregon to visit Griffin only to realize that he and his brother have been living by themselves. Casey takes it upon himself to help them while considering moving to Oregon. Meanwhile, Chief Hawkins goes on a ride along with Brett and Violet after reconsidering her proposal for the EMT. Also, Ritter and his boyfriend get into an altercation with bar goers which leads into a car accident.
Casey makes the life-altering decision to leave Firehouse 51 and move to Oregon to look after the Darden boys. All Members of 51 say their farewells and goodbyes and share hugs with Casey before he leaves. Brett and Mouch launch their new Para-medicine program. Meanwhile, Herrmann is put into a corner when a fire chief uses a past incident to force Molly’s to host a party for his spoiled son. Also, Cruz's baby, Brian, is born and Kylie figures out a way to get Boden back to 51.
Note: This is the final regular appearance of Jesse Spencer as Matthew Casey.
Severide begins to look into the recent church fire as a new arson case. The team at Firehouse 51 is put on full alert when a major computer security breach affects the 911 dispatch center and they must act as a makeshift call center. Meanwhile, Brett deals with the fallout from Casey's sudden departure.
Firehouse 51 welcomes new Interim Truck Lieutenant, Jason Pelham, but he begins clashing with the team, especially Gallo. Mouch and Herrmann look into why Pelham has not found a permanent firehouse assignment within the past six years. Meanwhile, Severide continues looking into his arson case.
Boden looks into Pelham's past after considering him to be permanent at 51. Brett and Ritter encourage Violet to confess her true feeling for Gallo which leads to Violet suffering appendicitis. Meanwhile, Gallo's feud with Pelham comes at a crosshairs after Gallo disobeys a direct order at a call. Also, Severide and Herrmann clash over office space when Herrmann assumes Casey's old office quarters.
Boden is forced to give Severide an ultimatum when it comes to filling in the vacant lieutenant truck spot as Stella continues her leave of absence. Meanwhile, Brett prepares for her presentation for her para-medicine program. Violet, Gallo and Ritter introduce their new beer at Winterfest. Also, Mouch lends a helping hand to a victim’s wife after her husband is impaled by a Christmas tree.
Kidd deals with the fallout following her long absence with Severide putting himself at a distance. 51 struggles to put out a potassium fire in a tunnel. Pelham begins to worry about his place at 51. Ritter lends a helping hand to a young police officer who witnessed the death of a truck driver in a fiery crash.
Pelham's career as a firefighter is put in jeopardy when a fellow firefighter is struck by a live wire while at a call and she starts throwing all the blame on him. Boden begins to dig deeper into the fire commissioners past. Violet receives an award for heroism from Hawkins, leading her to believe that he has feelings for her. Also, Brett gets a surprise visit from Scott and her sister Amelia.
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"Show of Force"
Lisa Demaine
Teleplay by : Andrea Newman & Michael Gilvary Story by : Elizabeth Sherman
Severide, Kidd and Boden work together to help Pelham save his career at 51. Meanwhile, Kidd also steps in as a temporary replacement for Pelham, with Boden observing from the sidelines. Hermann meets a young man from his past while visiting the fire academy. Finally, some of 51 get ready for the CFD gala.
Severide and Seager join forces to investigate a fire and Kidd wonders if there is something brewing between the pair. Violet and Gallo face the fallout from Violet hooking up with Hawkins.
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.
Following an injury in the aftermath of an industrial fire, Severide and Seager work together to investigate an anonymous tip. Kidd searches for the right person to fill the open spot on Truck 81. A possible new recruit to 51 gets tested at a call.
Cruz forms a bond with a young immigrant boy he meets while fighting an apartment fire. Squad makes plans to prank the newest member of their team. Hawkins and Violet struggle to keep their relationship a secret.
Severide and Kidd work with CPD regarding a suspicious car wreck. Hawkins and Violet's relationship is in jeopardy. Chloe and Cruz adjust to a new family dynamic.
Firehouse 51 tackles a fire caused by a dropped jet engine, and one of their own is accused of a theft related to the incident. Kidd and Boden disapprove of Kylie's potential new love interest.
The big wedding day arrives and Firehouse 51 welcomes Casey back to celebrate the joyous occasion. Emma's plans to replace Violet come to a shocking end.
Production
Casting
On June 25, 2021, NBC announced that recurring cast member Hanako Greensmith who portrays Paramedic Violet Mikami had been upped to series regular.[25] Series regular Jesse Spencer departed the series after the fifth episode, but returned as a special guest star for the season finale.[26] Executive producer Andrea Newman became co-showrunner during the season, joining incumbent showrunner Derek Haas.[27] The season is the last to feature a Dalmatian dog named Tuesday who died after filming for the season finale.[28]
Filming
Filming for the tenth season began on July 20, 2021.[29] On January 5, 2022, it was reported that filming had been suspended after several cast and crew members tested positive for COVID-19.[30]
Ratings
Viewership and ratings per episode of Chicago Fire season 10
