Air Date: July 11th, 2004
Alien abductees are suddenly returned to Earth.
Genres: Science fiction, Drama
Season 4 - Episode 13 : Great Leap Forward Sep 16, 2007
Danny's ability to spread promicin leads to chaos in Seattle; the NTAC looks to Promise City for assistance.
Season 4 - Episode 12 : Tiny Machines Sep 9, 2007
Meghan and Diana discover a way to extract the future entity from Tom, but it is dangerous and must be done quickly.
Season 4 - Episode 11 : Ghost in the Machine Aug 26, 2007
The NTAC tries to find the source of a computer virus that is bankrupting one of the world's largest software companies.
Season 4 - Episode 10 : One of Us Aug 19, 2007
NTAC pursues Richard and Isabelle; a test has been developed that can determine whether people can be killed by promicin.
Season 4 - Episode 9 : Daddy's Little Girl Aug 12, 2007
Shawn is asked to help when Tess' schizophrenia is out of control; Richard comes to Promise City to reunite with Isabelle.