The sixth season begins with Johnny receiving visions of his friends in danger at a local festival. While it appears he successfully avoids disaster, a fire later claims two people, altering Johnny's life and the fate of the world.

Johnny investigates a psychiatrist after he envisions her getting shot and finds several patients who want her dead. But it is a new police officer he sees doing the deed---one who is not impressed with his abilities and objects to his snooping around.

A vision of trouble on a private space mission forces Johnny to work with Stillson to fix the ship in order to bring the astronauts home safely and avert a national disaster.

Johnny becomes involved in a decade-old murder mystery at an "Alice in Wonderland"-themed circus. While there, he realizes that J.J. might have inherited some of his psychic abilities.

A vision of a man buried alive has Johnny racing to find him in time. Turner (Cara Buono) reluctantly agrees to help, which inadvertently exposes Johnny to a tragic personal story from her past.

Johnny has a vision of a woman being thrown from his train while on a trip with Bruce. While trying to save her, he begins to fall for her, despite clues that indicate she is a fraud.

Johnny slips into a coma after what should have been a simple procedure, prompting Sarah to take unexpected actions to save him. Tom Barnett.

With less than an hour to stop a bus-station bomb, Johnny tries to find the source of the explosion with the help of Sarah's puzzle-writing friend (Maxim Roy).

Faith and truth clash during a murder case involving a young woman.