Marshall gets a great job offer that he fears may be scuttled by a social media background check. Ted needs a date for the Architects Ball.

In the season finale – It's chaos in Eureka when an energy beam rips through main street but the Astraeus launch must go on…with or without Eureka intact.

Myka and Pete deal with a plague of zombies in Ithaca, while Claudia deals with a new romance, a prophecy of death, and a rejection from a friend.

Walt's family worries when he doesn't turn up for Walter, Jr.'s 16th birthday. Jesse is forced to put his lab skills to the test without Mr. White's help.

When an explosion in the Astraeus lab accidentally sends Andy to Titan the team must devise a plan to save him before it's too late! Eureka

While Pete and his mother Jane try to determine the origins of their mysterious opponents, Myka and Claudia travel to Portland to stop a girl who can apparently vaporize anyone…

Skyler's past mistakes come back to haunt her. Gus takes action to thwart his rivals. Jesse seeks Walt's help, with mixed results.

Harvey's efforts to free an innocent man hit a wall when he goes against the new district attorney, who seems more focused on the integrity of the system than justice.

Skyler develops an unusual solution to her money troubles. Hank enlists Walt to investigate a theory. Walt’s impatience with Jesse grows.