Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
FBI Season 4 Episodes
Season 4 Episode Guide
21 Episodes 2021 - 2022
Episode 1
All That Glitters
Tue, Sep 21, 202143 mins
A young woman is killed on her way home from a lavish yacht party and a suspect is identified as a veteran who had been on several Army operations with Crosby.
Episode 2
Hacktivist
Tue, Sep 28, 202143 mins
Maggie, OA and the team must stop a hacker who is disabling life-saving equipment in several New York City hospitals; Jubal's son waits for important surgery at one of the impacted hospitals.
Episode 3
Trauma
Tue, Oct 5, 202142 mins
After the team finds a connection between bombings at government agencies and a private veterans' club in New York City, Isobel tells OA to recruit his former Army buddy, Chris, for intel since he spends time at the club. However, knowing the difficulty soldiers like Chris often face returning to civilian life, OA is reluctant to follow orders.
Episode 4
Know Thyself
Tue, Oct 12, 202142 mins
The team hunts for a serial killer who is targeting young, homeless men. Also, Tiffany and Scola don't see eye to eye on how to handle the case or the difference between partners and co-workers.
Episode 5
Charlotte's Web
Tue, Nov 2, 202142 mins
After a suburban woman is kidnapped from her home, the team looks into trysts on both sides of a seemingly perfect marriage; OA feels pressure from Mona to make changes in his career path.
Episode 6
Allegiance
Tue, Nov 9, 202141 mins
The team must track down a shooter targeting detectives from the same precinct and unit, while facing mounting tension from the NYPD. Also, Tiffany finds that her NYPD roots may be influencing her view of the situation.
Episode 7
Gone Baby Gone
Tue, Nov 16, 202143 mins
After a young girl is kidnapped from her daycare, the team must help her parents navigate a debt owed to the deadly gang in their neighborhood. Also, Maggie struggles to focus on the case when her sister, Erin, returns from rehab.
Episode 8
Fire and Rain
Tue, Dec 7, 202143 mins
A widow is shocked that her new "boyfriend" is the manipulative leader of a terrorist group planning an attack; Scola is reminded of his brother's death on 9/11; Tiffany worries about his emotional choices during the investigation.
Episode 9
Unfinished Business
Tue, Dec 14, 202142 mins
While Jubal and Rina are together, shots are fired and Rina is shot. The team investigates and finds a man who appears to be following them days before the shooting. They find him and he denies shooting at them. But they eventually learn who the shooter is and that they're working together. The man refuses to say anything cause he's afraid. They learn that the entire team is being targeted. They eventually learn who ordered the hit and they still need to find the shooter.
Episode 10
Fostered
Tue, Jan 4, 202242 mins
As the team investigates a string of jewelry store robberies that culminate in a double murder, they uncover a connection to a 16-year-old boy trying to survive the foster care system.
Episode 11
Grief
Tue, Jan 11, 202243 mins
The team searches for an abducted college coed; Jubal has a tense encounter with Rina's mother.
Episode 12
Under Pressure
Tue, Feb 1, 202242 mins
Maggie goes undercover working in a bar to investigate a possible link to anti-government domestic terrorism.
Episode 13
Pride and Prejudice
Tue, Feb 22, 202242 mins
When a Muslim college student and his younger brother are murdered, the team connects with the outraged Imam of OA's former mosque, who insists the victims were wrongly targeted as terrorists.
Episode 14
Ambition
Tue, Mar 8, 202243 mins
The team rushes to investigate an extremist gun group after an anti-gun lobbyist building is bombed.
Episode 15
Scar Tissue
Tue, Mar 22, 202243 mins
When a woman is abducted the team searches for her. They Find her dead and it appears she was killed by a serial killer who has killed in other cities. The team tries to Find a link. They think the killer may have stayed at hotel, When the hotel''s counsel refused to cooperate Isabel goes to see him, her father whom she has a strain Ed relationship with. He refused to Help. They eventually learn That an MMA fighter was in the cities were the Killings took place but he also has an Entourage who goes with him. So they need to Find out whom they should Focus on.
Episode 16
Protective Details
Tue, Mar 29, 202243 mins
At a hockey game between ICE and DEA agents, a shot is fired Killing one of the ICE agents is shot. The team investigates,OA goes there and finds a congressman there and he uses the incident to promote his campaign and to voice his feelings about immigrants and his stance on the need to deport undesirables. When an Immigration Judge is killed they think the killer is the same. They think the congressman could be the next target but OA is hesitant to protect the man but he does.
Episode 17
One Night Stand
Tue, Apr 12, 202240 mins
When a young couple is found murdered in a park after returning from a vacation, the team searches for a suspect linked to the drug trade.
Episode 18
Fear Nothing
Tue, Apr 19, 202240 mins
The team discovers that deadly sarin gas may have been sold to terrorists, forcing OA to confront one of his biggest fears.
Episode 19
Face Off
Tue, Apr 26, 202242 mins
When a female couple are attacked in their home. They investigate. Based on info from their daughter they look for a Blackman but the man says they have a security system which recorded the attacker. And based on the m.o. they think the attacker is a person who has attacked other women who are all successful professionals. Isobel is also Informed by the bureau that because of the incident with the terrorist who tried to use Serin gas in an attack but because she was impetuous, Maggie got exposed and is now in the hospital waiting to recover. They send a profiler to help them but Isobel knows he was sent to keep an eye on her.
Episode 20
Ghost from the Past
Tue, May 10, 202240 mins
When a TSA agent is killed the team investigate, they learn that she was on the take cause she appeared to come into some money, they are told by her co-worker that she could have been paid to allow drug smugglers through based on info from her phone it appears to be true. They locate the courier and he claims not to know who he works for. He never even saw what was inside the bag.He tells them he's still to get paid. So they wire him and send him in. He meets with the one in charge who tells he has another delivery. When he goes to do it they open the bag and discover it's a bomb. Which makes them think he works for terrorists. So they need find out what their target is. During the investigation OA thinks he saw a terrorist he encounter during his time in Afghanistan but he's being told that he's dead. But as they go on, he's convince the man is alive and behind the whole thing.
Episode 21
Kayla
Tue, May 17, 202241 mins
When a retired DEA agent is shot in the street the team investigate. Later another man is killed in the same fashion. They see if the two men have any link, they discover both men are going to testify against a gang of drug dealers. They are told who's most likely the one who gave the order. They try to find a away to get to the man. They learn of a girl who works for him, they learn she buys pain killers, they arrest her and tell her she can either help them or go to jail.she agrees to help. Tiffany is paired with Nina and she doesn't exactly give her a warm shoulder. Ninais worried about the girl but Tiff says they need her. When she gets them the evidence they need they go to arrest the man but the man is dead shot by the same gun that killed the agent and the witness. When they do some more digging they learn that the girl's boyfriend might be involved so they want her to help them. Nina reminds them after helping them they told her she's done. But Tiff says they need her help.
