In 1957 a fiery object crashes into a mountaintop in the California desert, bringing the threat of disaster to Earth. Out of the flying saucer escapes a murderous creature, the Ghota, bent on destroying all life forms on the planet. A benevolent alien from the spaceship, Urp, inhabits the body of Ted Lewis, an astronomer and with the help of Tammy, a diner waitress, sets out to save mankind.

Follow the tale of nine strangers who find themselves lost in a remote Mexican jungle after their small plane traveling from Guatemala to the U.S. crashes. One by one, the survivors are murdered, leaving the remaining passengers to solve the terrifying mystery before they too fall victim to the killer.

Follow the mystery of Flight 716 - a passenger plane that vanishes over the Atlantic Ocean. Following the mysterious crash, recently widowed, brilliant aviation investigator Kendra Malley is called in to investigate by her former boss and mentor Howard Lawson.

Hundreds of years from now, the last surviving humans discover the means of sending consciousness back through time, directly into people in the 21st century. These "travelers" assume the lives of seemingly random people, while secretly working as teams to perform missions in order to save humanity from a terrible future.

Dr. Daniel Pierce, a neuroscientist and professor, is recruited to help the federal government crack difficult cases. His intimate knowledge of human behavior and masterful understanding of the mind give him an extraordinary ability to read people, but his eccentric view of the world and less-than-stellar social skills can often interfere with his work.