Gangster Squad (2013) Timeline Explained – Every Event in Order

Chief Parker selects O'Mara because of his special operations training at Camp X during World War II. Recognizing that normal police methods have failed against Cohen's powerful organization, Parker empowers O'Mara to assemble a covert team to disrupt Cohen's operations rather than attempt a direct assassination.

Foreshadowing: Parker's decision stems from his observation of O'Mara's willingness to directly confront Cohen's thugs, demonstrating the ruthless ferocity needed for this unconventional war.

• chief parker
• john o'mara
• camp x
• special operations
• michael cohen

The squad wages covert warfare against Cohen's empire through targeted raids on his casinos and operations. The climax comes when O'Mara challenges Cohen to a public bare-knuckle boxing match, defeating him in front of onlookers and media, then arresting him to dismantle his criminal network.

Foreshadowing: Earlier violent confrontations and raids gradually weaken Cohen's control, setting up the final personal showdown.

• gangster squad
• mickey cohen
• john o'mara
• bare-knuckle fight
• arrest

Cohen incinerates his henchmen as punishment for failing to stop O'Mara's interference. After publicly feigning forgiveness, he coldly traps them in an elevator and sets it on fire, demonstrating his ruthless nature and willingness to eliminate anyone who disappoints him.

Foreshadowing: This act establishes Cohen's brutal leadership style and warns other subordinates about the consequences of failure.

• mickey cohen
• henchmen
• elevator
• murder
• revenge

Jerry Wooters develops a romantic relationship with Grace Faraday, who is Mickey Cohen's love interest and etiquette coach. Their secretive relationship creates dangerous complications as Cohen's violent tendencies continue to unravel, eventually allowing Wooters to continue his relationship with Grace after Cohen's downfall.

Foreshadowing: Wooters's position as a police officer already puts him at odds with Cohen's world, and his connection to Cohen through Grace heightens the personal stakes.

• jerry wooters
• grace faraday
• romance
• michael cohen
• emma stone

O'Mara challenges Cohen to a bare-knuckle boxing match as a final, personal confrontation to directly defeat him in front of a crowd. This public showdown symbolizes the struggle for control over Los Angeles and allows O'Mara to personally bring down the gangster rather than relying solely on his squad's covert operations.

Foreshadowing: Throughout the film, O'Mara demonstrates his willingness to use direct, physical force against Cohen's men, building toward this climactic confrontation.

• john o'mara
• mickey cohen
• boxing match
• showdown
• final battle

O'Mara and Harris raid one of Cohen's casinos but are captured by corrupt officers working for the mob. They are mistakenly identified as vengeful agents from Chicago seeking to settle scores against Cohen, which adds another layer of complication to the already dangerous operation.

Foreshadowing: The corruption within the police department, which O'Mara suspected from the beginning, directly threatens the mission.

• casino raid
• corruption
• coleman harris
• captured
• chicago mob

Jerry Wooters shares a childhood bond with Jack Whalen, who serves as Mickey Cohen's bodyguard. This personal connection adds emotional complexity to the conflict, as Wooters finds himself entangled with someone from his past who now works for the enemy.

Foreshadowing: This childhood connection is introduced early, creating potential tension between loyalty and duty throughout the story.

• jerry wooters
• jack whalen
• childhood friends
• bodyguard
• mickey cohen

Chief Bill Parker officially empowers O'Mara to form the squad, recognizing that normal police means would never succeed against Cohen's formidable operation. Parker's authorization allows them to engage in covert warfare, though their mission remains unofficial and they operate with little public support.

Foreshadowing: Parker's decision reflects his desperation to combat Cohen's corruption, which has infiltrated the police department itself.

• chief parker
• authorization
• covert operations
• lapd
• unofficial squad

Jack Dragna leads a rival mob faction that conflicts with Cohen's ambitions to dominate the entire West Coast. This power struggle between competing criminal organizations adds tension and complexity to the criminal underworld of Los Angeles, complicating Cohen's path to absolute control.

Foreshadowing: Cohen's violent methods of eliminating rivals, established early in the film, foreshadowing his conflict with Dragna.

• mickey cohen
• jack dragna
• rival mob
• rivalry
• west coast

Mickey Cohen is defeated in a bare-knuckle boxing match against O'Mara and subsequently arrested. His iron grip on Los Angeles is broken, his criminal empire is dismantled, and he faces a lifetime behind bars, though the squad's true accomplishments remain buried in secrecy.

Foreshadowing: Cohen's brutal tactics and numerous enemies throughout the film build toward his ultimate downfall.

• mickey cohen
• arrest
• downfall
• prison
• end of movie