archytele The Vault
Season guide

The 4400: Season 4

13 episodes Premiered Jun 17, 2007 Updated Nov 3, 2026

Role: Meticulous television and film archivist. Task: Produce a JSON object for "The 4400" Season 4. Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points). Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown. No asterisks. No headings. No bullet points in the overview. Output valid JSON only. Input Material: TMDB Season Synopsis: Season four continues the st

Previously on The 4400

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Season four continues the incredible story of the 4400.
  • ⚡ Character alliances, factions, and personal loyalties undergo significant shifts under escalating stakes.
  • ⚡ Addresses unresolved cliffhangers and thematic mysteries introduced during previous seasons.
  • ⚡ Establishes the primary seasonal conflict that drives serialized character arcs toward the finale.
Advertisement

Season overview

Role: Meticulous television and film archivist.
Task: Produce a JSON object for "The 4400" Season 4.
Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points).
Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown. No asterisks. No headings. No bullet points in the overview. Output valid JSON only.
Input Material:
TMDB Season Synopsis: Season four continues the story of the 4400. Old adversaries become new allies, and family ties are strained to the breaking point in the battle over promicin. Can the 4400 lead mankind into a new world, or will the forces working against them spell the end for their kind?
Source [1]: General overview of the series (4400 people return).
Source [2]: Reappearance of 4400 missing persons confounds global community.
Source [3]: Pilot info (ball of light deposits 4400 people in Cascade Range).
Source [4]: Cast names (Samantha Ferris, Jacqueline McKenzie, Billy Campbell, Megalyn Echikunwoke, Sherilyn Fenn, Peter Coyote, Rich).
Source [5]: Mentions "The Promicin war heats up" and "Jordan determined to supply the potent medication". Note: This source is labeled "Season 1" in the URL/title, but the text says "The Promicin war heats up". I must be careful. The prompt asks for Season 4. The TMDB synopsis provided is specifically for Season 4.
Overview Content:
Season four continues the story of the 4400.
Old adversaries become new allies.
Family ties are strained to the breaking point.
There is a battle over promicin.
The central conflict involves whether the 4400 can lead mankind into a new world or if opposing forces will cause the end for their kind.
Word Count Check: I need to expand this to 160-220 words using only the provided facts. This is tricky because the provided synopsis is very short.
Wait, the instructions say "Write original, neutral, encyclopedic prose...". If the provided synopsis is too short to reach 160 words without inventing facts, I must be careful. Let's look at the sources again.
Source [1] says: "4400 centers on the return of 4400 people who, previously presumed dead

Advertisement
Season 4 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 4 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

23%
77%
Mytharc (3): Crucial lore & season climaxes
Core (10): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

The Wrath of Graham

Jun 17, 2007 · 42 min

A high school student develops an ability after injecting promicin. Tom visits Isabelle in jail, while Diana searches for her missing sister. Following the advice of a young woman,

S4·E2 Core

Fear Itself

Jun 24, 2007 · 42 min

Tom and Diana search for someone who has the ability to make people's worst fears come true. Danny seeks Shawn's help to find a promicin shot. Meanwhile, Cassie leads Kyle to a boo

S4·E3 Core

Audrey Parker's Come and Gone

Jul 1, 2007 · 42 min

Audrey Parker, an elderly woman, takes promicin and develops the ability to astral project. Meanwhile, Shawn decides to start publicly healing people again despite threats from the

S4·E4 Core

The Truth and Nothing But the Truth

Jul 8, 2007 · 42 min

Diana locates her sister, April, who took promicin and developed an ability that puts her life in jeopardy.

S4·E5 Core

Try The Pie

Jul 15, 2007 · 42 min

Tom tracks Jordan to a small town, where he meets a woman who can relieve people's stress by talking to them. Meanwhile, Marco and Diana have a nice talk. Maia's visions are giving

S4·E6 Core

The Marked

Jul 22, 2007 · 42 min

Jordan wants Shawn to rejoin the movement. Meanwhile, a 4400 with an amazing ability disappears.

S4·E7 Core

Till We Have Built Jerusalem

Jul 29, 2007 · 42 min

Jordan Collier's movement takes a huge step forward when his followers settle in the heart of Seattle.

S4·E8 Core

No Exit

Aug 5, 2007 · 42 min

Tom, Diana, Jordan, Shawn, Kyle, Isabelle, Maia, Meghan, Marco, PJ and Brady all wake up inside NTAC without any memory of how they got there.

S4·E9 Core

Daddy's Little Girl

Aug 12, 2007 · 42 min

Richard surprises Isabelle when he shows up in Promise City but the happy reunion takes a turn when Richard kidnaps her in hopes to start a new life with his daughter.

S4·E10 Core

One of Us

Aug 19, 2007 · 42 min

Tom has trouble focusing on the hunt for Richard Tyler because of dreams he's having about the future.

S4·E11 Core

Ghost in the Machine

Aug 26, 2007 · 42 min

Tom and Diana must race to find the source of a computer virus that could bring down Ubient software, one of the world's largest software companies that is run by suspected member

S4·E12 Mytharc

Tiny Machines

Sep 9, 2007 · 42 min

Meghan and Diana learn how to remove the entity from Tom, but the procedure is dangerous. Meanwhile, Shawn finds help in his attempt to rescue Kevin from Promise City; and Jordan

S4·E13 Mytharc

The Great Leap Forward

Sep 16, 2007 · 42 min

Paramedics try to resuscitate Susan Farrell. They believe that she took promicin and lost the 50/50 lotto that comes with it. Danny is certain that she did not take the shot. After

Advertisement