
Tom has trouble focusing on the hunt for Richard Tyler because of dreams he’s having about the future.
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.
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.
Jordan Collier’s movement takes a huge step forward when his followers settle in the heart of Seattle.
Jordan wants Shawn to rejoin the movement. Meanwhile, a 4400 with an amazing ability disappears.
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 her nightmares.
Diana locates her sister, April, who took promicin and developed an ability that puts her life in jeopardy.
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 government to shut him down. And Ben and ...
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 book that contains a prophecy about ...
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 ...
Tom and Diana continue their investigation on Jordan Collier’s plan for mankind. Dennis Ryland rejoins NTAC. Isabelle prepares for battle.
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.
NTAC and the 4400 Center work together to find Jordan Collier. Kyle Baldwin gets a surprising visitor at the state prison.
Tom and Diana’s investigation into a series of gruesome murders leads them to uncover another conspiracy within the government. At the 4400 Center, Shawn receives a gift from another returnee that allows him to see his ...
Kevin is on the run after horribly mutating due to the promicin experiments. Tom and Diana go to Tess for help. Diana gets what she believes is the flu and discovers something startling.
Tom and Diana are drugged with a hallucinogen, that was created from oil that was secreted from the hands of a 4400.
With the help of Dennis Ryland, NTAC track down the remining members of the NOVA group. Nikki pays Shawn a visit.
Isabelle seeks revenge on the Nova Group after they attack Shawn. Alana confronts the man responsible for killing her husband and son in a car accident nine years ago.
Tom and Diana continue to investigate the disappearance of the 4400 children. Isabelle and Shawn’s relationship becomes public.
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.
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.
Gary Navarro is arrested for the second attempt to assassinate Dennis Ryland. Knowing she is the key to her mother’s survival, Isabelle attempts to kill herself by jumping off the 4400 center building only to survive ...
Ryland and other government officials are on trial for withholding vital information that they discovered about the returnees when a disturbing sound is heard the courtroom. Tom and Diana, with the help of Gary Navarro, try ...
Discovering that NTAC is behind the disease plaguing the 4400s, Tom and Diana try to get to the bottom of NTAC’s cover-up, while Kyle considers turning himself in.