Best Episodes
4400 centers on the return of 4400 people who, previously presumed dead or reported missing, reappear on Earth. Though they have not aged physically, some of them seem to have deeper alterations ranging from superhuman strength to an unexplained healing touch. A government agency is formed to track the 4400 people after one of them commits a murder.
Written by Sophie and last updated on jan 14, 2023.
PS: The following content contains spoilers!
PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!
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, named Cassie, Kyle is able to wake Shawn from his coma. Jordan Collier's conscience gets to him. Meanwhile, NTAC gets a new director.
The episode was rated 7.81 from 140 votes.
Tom is accused of murdering TJ Kim. 17 year old Boyd Gelder has the ability to change his appearance whenever he chooses. Meanwhile, Shawn and Isabelle grow closer.
The episode was rated 7.83 from 125 votes.
The authorities led by Dennis Hyland wants to quarantine every 4400, as several of them are sick with the same as Maia. Hunted by bad conscience Kyle somehow contacts Marsden's girlfriend.
The episode was rated 7.84 from 134 votes.
P.J. took the Promicin shot 2 months ago. Now he has an ability...
The episode was rated 7.84 from 124 votes.
An elderly woman develops the ability to astral project unseen by others, but she is stuck in limbo when her body is murdered, and she must find a way to contact Tom and Diana to help catch her killer. Elsewhere, Shawn decides to start healing people again despite threats.
The episode was rated 7.85 from 117 votes.
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 of the marked, Drew Imroth. Meanwhile, Maia visits Promise City where she receives an unexpected birthday surprise: a visit from her birth parents.
The episode was rated 7.85 from 112 votes.
Tom and Diana track down a man to a museum, and during the chase, Tom finds a mysterious lab that only he can see. Later at the office, Tom finds that all his 4400 case files are gone, and no one has ever heard of the 4400.
The episode was rated 7.86 from 166 votes.
Tom is furious upon finding out that Lyttel took his son Kyle into custody. Diana offers him help in getting Kyle back. Meanwhile, Richard suspects that Collier is trying to take control of Lily's life, and as soon as Collier reveals his intentions, Richard and Lily leave Arcadia Estates. Elsewhere, Danny snaps at Shawn when he finds out that he and Nikki have slept together. Tom and Diana finally find out what really happened to the 4400, which leaves a disturbing question: is this the end - or just the beginning?
The episode was rated 7.90 from 211 votes.
When Jordan Collier and his followers seize control of most of Seattle, the government sends a Delta Force of enhanced soldiers to capture Collier dead or alive.
The episode was rated 7.90 from 112 votes.
NOVA group members that were in the custody of NTAC escape from jail with outside help from Jordan Collier. Diana tells April about her relationship with Ben. Shawn and Richard learn that Isabelle is working with Dennis Ryland.
The episode was rated 7.91 from 130 votes.
Tom and Diana continue to investigate the disappearance of the 4400 children. Isabelle and Shawn's relationship becomes public.
The episode was rated 7.93 from 126 votes.
7 of the 4400 have died and Maia gets worse all the time Out of suspicion and despair Diana threatens Dr. Hudson with a gun. Lily has run away with Isabelle and Richard pleads he to come back. Marsdem seems unable to avoid a long prison term which makes Alison contact Kyle.
The episode was rated 7.93 from 127 votes.
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 arriving at the hospital with the paramedics, things get complicated as everyone around Danny start to die. Garrity and another NTAC agent are sent to the hospital to assess the situation.
The episode was rated 7.93 from 119 votes.
Maia sees a vision of Jordan Collier's death. Kyle's frightening blackouts are disrupting Tom's personal life. Diana is asked to hand over Maia's diary to NTAC.
The episode was rated 7.96 from 157 votes.
Someone is targeting young 4400's and Maia gets kidnapped. A mistake from Shawn's past comes back to haunt him. Richard is given a position of authority at the 4400 Center.
The episode was rated 7.96 from 122 votes.
