It's Goin' Down

The episode leverages one of the series' foundational jokes: Huey Freeman, a 10-year-old boy, is explicitly identified as a "retired domestic terrorist" by the narrative. Throughout the series, Huey's revolutionary socialism, his admiration for figures like Che Guevara and the Black Panthers, and his detailed plans for societal change are treated both as legitimate political commentary and as absurdist comedy. Here, that background makes him the automatic suspect in a terror attack — a satire of racial profiling and the criminalisation of Black political thought.

Source: The Boondocks season 3 — Wikipedia (episode summary: "Retired domestic terrorist Huey is the main suspect in a terror attack near Woodcrest")

The episode is a sustained parody of 24, the Fox counter-terrorism drama that aired from 2001 to 2010. 24, starring Kiefer Sutherland as agent Jack Bauer, was known for its real-time format, split-screen visuals, and morally dubious interrogation techniques. The Boondocks satirises the show's jingoistic tone and its portrayal of terrorism as a problem that justifies any means of response. The episode's title — "It's Goin' Down" — echoes the urgent, hyper-dramatic tone of 24's marketing.

Source: The Boondocks season 3 — Wikipedia (episode note: "references Fox's 24")

The secret agent — "The White Shadow" — is voiced by John C. McGinley, best known for his role as Dr. Perry Cox on the sitcom Scrubs. Casting McGinley, primarily a comedic actor, in a parody of a hard-edged 24-style agent adds another layer of satire. The character embodies the government overreach and surveillance state that The Boondocks frequently critiques. Louis Lombardi — who played Edgar Stiles on 24 — also guest stars as Dan Stuckey, a direct nod to the show being parodied.

Source: The Boondocks season 3 — Wikipedia (guest stars: John C. McGinley, Louis Lombardi)

The episode features two of the series' most recognisable recurring guest performers. Samuel L. Jackson returns as Gin Rummy, the cynical secret agent he first voiced in Season 1's "The Real." Charlie Murphy returns as Ed Wuncler III, the wealthy sociopath who has appeared across multiple seasons. Both characters operate outside the law in different ways — Gin Rummy as a government agent, Ed Wuncler III as a private citizen whose wealth insulates him from consequence — and their presence reinforces the episode's theme of institutional power versus individual rights.

Source: The Boondocks season 3 — Wikipedia (guest stars: Samuel L. Jackson, Charlie Murphy)

"It's Goin' Down" is the Season 3 finale and the last episode of the series written by Aaron McGruder before his departure from the show. Season 4 (2014) was produced without any involvement from McGruder. The episode thus serves as an unintentional series finale for McGruder's vision of The Boondocks, and the closing moments — Huey on the run, the system closing in — leave the character in a state of tension that was never resolved under the original creator's hand. Season 3 featured the highest ratings of any season, debuting at 2.55 million viewers.

Source: The Boondocks season 3 — Wikipedia (season overview: "ended with 'It's Goin Down' on August 15, 2010"; "The season debuted at 2.55 million viewers")