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FBI

FBI

Fidelity, Bravery, Integrity.

2018Returning SeriesNext: Feb 23 9pm ET8 Seasons147 Episodes7.9TMDB
CBS

The New York office of the FBI brings to bear all their talents, intellect and technical expertise on major cases in order to keep their city and the country safe.

Created by: Dick Wolf, Craig Turk

Season 4 Episodes

Browse every episode and jump into details.

Episode 1: All That Glitters (I)

Sep 21, 2021 · 43m

After a young woman is killed on her way home from a lavish yacht party, the team investigates who she was and how she came to be at the event, which was attended by some of the most influential people in the world. Also, Maggie brings Crosby into the investigation after a murder suspect is identified as a veteran who had been on several Army operations with Crosby. The crossover continues on FBI: Most Wanted S03E01 Exposed (II) and FBI: International S01E01 Pilot (III).

Episode 2: Hacktivist

Sep 28, 2021 · 43m

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

Oct 5, 2021 · 43m

The team finds a connection between bombings and a private veterans' club in New York City; Isobel tells a reluctant OA to recruit a former Army buddy for intel.

Episode 4: Know Thyself

Oct 12, 2021 · 43m

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

Nov 2, 2021 · 43m

After a suburban woman is kidnapped from her home, the team looks into trysts on both sides of a seemingly perfect marriage. Also, OA feels pressure from Mona to make changes in his career path.

Episode 6: Allegiance

Nov 9, 2021 · 43m

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

Nov 16, 2021 · 43m

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; Maggie struggles to focus on the case when her sister returns from rehab.

Episode 8: Fire and Rain

Dec 7, 2021 · 43m

The team attempts to extract key information from a vulnerable 9/11 widow, Hannah Thompson, who is shocked that her new “boyfriend” is the manipulative leader of a terrorist group planning an attack. Also, Scola is reminded of his brother’s death on 9/11, and Tiffany worries about his emotional choices during the investigation.

Episode 9: Unfinished Business

Dec 14, 2021 · 43m

After Rina is critically wounded while heading to work with Jubal, the team makes the chilling discovery that a vengeful Vargas orchestrated the shooting from behind bars and continues to target the rest of their team and their loved ones.

Episode 10: Fostered

Jan 4, 2022 · 43m

As the team investigates a string of jewellery 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. Tiffany becomes personally invested after learning about the boy's ill-fated upbringing.

Episode 11: Grief

Jan 11, 2022 · 43m

The team searches for an abducted college coed; Jubal has a tense encounter with Rina's mother.

Episode 12: Under Pressure

Feb 1, 2022 · 43m

Maggie goes under cover working in a bar to investigate an anti-government group that regularly gathers there; a single father on the periphery of the group begins to fear he's in danger of becoming collateral damage.

Episode 13: Pride and Prejudice

Feb 22, 2022 · 43m

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

Mar 8, 2022 · 43m

The team investigates an extremist gun group after an anti-gun lobbyist building is bombed; SAC Bashar dangles a possible promotion for OA.

Episode 15: Scar Tissue

Mar 22, 2022 · 42m

The team realizes they have a cross-country serial killer on their hands; the case has ties to Isobel's father, Robert, and his hotel, leading to revelations about their fractured relationship.

Episode 16: Protective Details

Mar 29, 2022 · 43m

After an immigration agent is fatally shot at a hockey game, the team attempts to find the shooter, who they believe may also be targeting Congressman Curtis Grange, who was at the same game.

Episode 17: One Night Stand

Apr 12, 2022 · 43m

When a young couple is found murdered in a New York City park after returning from vacation, the team searches for a suspect linked to the drug trade. Also, Scola turns over a new leaf when it comes to his relationships.

Episode 18: Fear Nothing

Apr 19, 2022 · 43m

OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.

Episode 19: Face Off

Apr 26, 2022 · 43m

When a morning show host is murdered inside her home, the team tracks the killer, who they realize is targeting powerful women. Also, things become awkward for Scola when Special Agent Nina Chase becomes part of the team during Maggie's recovery.

Episode 20: Ghost from the Past

May 10, 2022 · 43m

The murder of a TSA agent leads the team to hunt down a killer who is using drug mules to exploit airport security checkpoints. Also, OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's death in Afghanistan.

Episode 21: Kayla

May 17, 2022 · 43m

When a retired DEA agent is shot outside a bakery, the team works to determine if the victim’s past cases or current bouncer job are connected to the murder. Also, Nina and Tiffany clash over the use of an informant while they are paired during the investigation.

Season 4 FAQ

Quick answers about this season's release timeline and episode lineup.

When did FBI Season 4 premiere?

FBI Season 4 premiered on September 20, 2021.

How many episodes are in FBI Season 4?

FBI Season 4 has 21 episodes.

What is the first episode of FBI Season 4?

The season opens with Season 4 Episode 1, "All That Glitters (I)". It aired on September 21, 2021.

Go to Season 4 Episode 1

Where to Watch

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