A former resident returns to Eureka and creates mayhem which threatens Global Dynamics, prompting Stark to take action.

Taggart achieves a medical breakthrough while Fargo invents a device that bridges the divide between computers and human brains.

An accident leads a U.S. Marshal and a teenage girl (who later is revealed to be his daughter) to a peculiar town populated by scientists and their families where 10-year-old…

After Dean’s encounter with Castiel, Dean, Sam and Bobby brush up on their biblical lore when they’re attacked by the vengeful spirits of people from the Winchesters’ past. They’re warned…

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