Watch Chicago PD Season 4 full episodes online, free and paid options via our partners and affiliates.

Lindsay Faces Several Challenges - Chicago PD
Watch Chicago PD Season 4 Episode 23
"Fork in the Road"
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On Chicago PD Season 4 Episode 23, Lindsay faces a review board just as her mother becomes the prime suspect in the murder of her boyfriend.

Perv Hunters - Chicago PD
Watch Chicago PD Season 4 Episode 22
"Army of One"
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On Chicago PD Season 4 Episode 22, Intelligence investigates when a group called Perv Hunters may be involved with torturing and killing a man online.

Upton Is Shocked - Chicago PD
Watch Chicago PD Season 4 Episode 21
"Fagin"
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On Chicago PD Season 4 Episode 21, as the bank robberies continue, Lindsay makes a decision that reveals an unexpected suspect behind the mask.

Murder Investigation - Chicago PD Season 4 Episode 20
Watch Chicago PD Season 4 Episode 20
"Gasping for Salvation"
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On Chicago PD Season 4 Episode 20, While investigating a teenage boy's murder, Voight finds a connection with the murder weapon linking it to a case from 17 years ago.

The Team's Priority - Chicago PD
Watch Chicago PD Season 4 Episode 19
"Last Minute Resistance"
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On Chicago PD Season 4 Episode 19, Burgess finds that her sister never made it home, and the Intelligence team makes finding her their main priority.

A Wealthy Family - Chicago PD
Watch Chicago PD Season 4 Episode 18
"Little Bit of Light"
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On Chicago PD Season 4 Episode 18, a murder case leads Intelligence to investigate one of Chicago's wealthiest families as they uncover secrets and lies.

Questioning the Evidence - Chicago PD
Watch Chicago PD Season 4 Episode 17
"Remember the Devil"
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On Chicago PD Season 4 Episode 17, Intelligence is led to a kidnapping victim locked up in a shipping container which leaves Voight questioning their case.

Critical Condition - Chicago PD
Watch Chicago PD Season 4 Episode 16
"Emotional Proximity"
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On Chicago PD Season 4 Episode 16, when Olinsky's daughter is left in critical condition after a fire, the team hunts the arsonist who set the blaze.

Mark Jefferies Visits - Chicago PD Season 4 Episode 15
Watch Chicago PD Season 4 Episode 15
"Favor, Affection, Malice or Ill-Will"
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On Chicago PD Season 4 Episode 15, Olinsky goes undercover as a hitman for hire while Ruzek ends up on patrol duty after his undercover assignment.

Lindsay Gets a Warning - Chicago PD
Watch Chicago PD Season 4 Episode 14
"Seven Indictments"
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On Chicago PD Season 4 Episode 14, Lindsay and Halstead get an odd warning while the team investigates a home explosion that burned a body beyond recognition.

Halstead Goes Undercover - Chicago PD
Watch Chicago PD Season 4 Episode 13
"I Remember Her Now"
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On Chicago PD Season 4 Episode 13, Halstead goes undercover when a resident at a treatment center for troubled girls is crushed to death.

Blocking the Church  - Chicago PD
Watch Chicago PD Season 4 Episode 12
"Sanctuary"
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On Chicago PD Season 4 Episode 12, a priest and parishioners block the police from entering their church when two murder suspects take refuge inside.

A Private Police Force - Chicago PD
Watch Chicago PD Season 4 Episode 11
"You Wish"
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On Chicago PD Season 4 Episode 11, Halstead has Jimmy's DNA tested while the murder of a sex offender leads to the revelation of a private police force.

A New Member - Chicago PD
Watch Chicago PD Season 4 Episode 10
"Don't Read the News"
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On Chicago PD Season 4 Episode 10, a new member joins the team when Ruzek goes undercover and the team links a string of murders to a serial killer.

Meeting Her Father - Chicago PD
Watch Chicago PD Season 4 Episode 9
"Don't Bury This Case"
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On Chicago PD Season 4 Episode 9, the team investigates when Kelly Severide is involved in a car crash and Lindsay considers meeting her estranged father.

A Cop Killer - Chicago PD
Watch Chicago PD Season 4 Episode 8
"A Shot Heard Round the World"
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On Chicago PD Season 4 Episode 8, Lindsay confronts Antonio about taking his new job, while the team is on the hunt for a cop killer.

A Job Offer - Chicago PD
Watch Chicago PD Season 4 Episode 7
"300,000 Likes"
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On Chicago PD Season 4 Episode 7, Stone offers Antonio a job while the team investigates the death of a witness involved in a rape-and-murder case.

A Dead Teen - Chicago PD
Watch Chicago PD Season 4 Episode 6
"Skin In the Game"
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On Chicago PD Season 4 Episode 6, Burgess and Sorenson investigate when a dead teen girl turns up at the home of a baseball player who is friends with Olinsky.

Overrun With Overdoses - Chicago PD
Watch Chicago PD Season 4 Episode 5
"A War Zone"
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On Chicago PD Season 4 Episode 5, child who shares a twisted secret about his home life with Burgess and Tay, while the city is overrun with fentanyl overdoses.

An Attack On a Concert - Chicago PD
Watch Chicago PD Season 4 Episode 4
"Big Friends Big Enemies"
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On Chicago PD Season 4 Episode 4, when a car plows through a crowd outside of a concert venue and shots are fired, the unit suspects a terrorist attack.

Platt Is Attacked - Chicago PD
Watch Chicago PD Season 4 Episode 3
"All Cylinders Firing"
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Chicago PD Season 4 Episode 3 sees Platt attacked, but the investigation gets worse when CPD makes a gruesome find inside her father's home.

Investigating An Abduction - Chicago PD
Watch Chicago PD Season 4 Episode 2
"Made a Wrong Turn"
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Chicago PD Season 4, Episode 2 has the CPD searching for a missing victim. And after Halstead surprised Lindsay, why is she doing the same?

Playing with Blocks - Chicago PD
Watch Chicago PD Season 4 Episode 1
"The Silos"
Original Air Date:

On Chicago PD Season 4 Episode 1, the team investigates a murder in which the victim may have been wearing a CPD-issued wire on the season premiere.

Chicago PD Season 4 Quotes

Voight: Remember what I told you when you were 16, and you first came to live in my house? I'm with you...
Lindsay: Until the wheels come off.

You don't have to blow smoke. All hands on deck means all hands. I'll coordinate with News Affairs. We've got to get this bastard before he hurts someone else.

Platt