Ben Wilkinson

A spate of deaths, in which the victims were plagued by their own doppelgangers, lead Mulder and Scully to a pair of twins playing a dangerous game.

Meticulous attorney Margaret Wright hires her scruffy son as her law firm's in-house investigator.

As the victims of a highly intelligent serial killer “Over There” stack up, the Fringe Division “Over Here” is asked to assist. As the two sides tangle and innocent people remain at risk, the suspect’s doppelganger “Over Here,” a professor who teaches Forensic Psychology, is brought into the fold and forces the team to consider the notion of sending civilians to the other side.

When Lassiter loses his nerve, he gets Shawn and Gus to help him take down a dangerous criminal.

Cyrus remembers the events that led to the binding price he and his brothers have to pay; the Red Queen and the Knave are faced with the Jabberwocky.

Darius reveals his secret to Rachel; Rachel tries to find a way to reverse Darius' decision.