While on personal leave on Earth, Sheppard and Ronon learn that scientists have engineered a human-form Replicator — who is now on the loose.

The Winchesters investigate a series of crimes where robbers with no criminal past commit suicide after the hold-ups.

Offender profiler Frank Black, a member of the private investigative organisation Millennium Group, retires to Seattle with his family after a breakdown caused him to quit working for the Federal…

A French salvage ship searching for a lost WWII fighter plane unknowingly surfaces an alien which appears in the form of black oil and has the ability to jump hosts….

The agents’ first case takes them to Oregon to investigate the unsolved murders of several high-school classmates.

Mulder is called to a hostage situation involving Duane Barry, a former FBI Agent who claims to be an alien abductee and wants to get back to the abduction site…