Fringe Connections

In "The End of All Things" September said that he made a mistake when he distracted Walternate in his lab in "Peter" and saving Walter and Peter from the icy lake was an attempt to rectify that mistake.

Sam Weiss died 10-15 years earlier in a shootout with Observers trying to protect the radio signal relay used to locate Michael.

A seahorse can be seen hanging from the taxi when Walter listens to music.

In "The Box" Bell wrote to Nina in his will "And for the precious few we had alone in Tuscany, a memento of me." In "Five-Twenty-Ten" Bell's old safe had a picture of Nina in Tuscany.

Nick Lane's wardrobe is all dark colors like Olivia's.

The seahorse glyph can be seen on a door in the pocket universe.

Olivia's pregnancy dream in "The Same Old Story" is in a waiting area with giant tulips.

The license plate on Olivia's SUV reads 1R2D21, and the licence plate on Broyles's SUV reads 1C3PO1.

A hand can be seen outside the entrance to the daycare center.

The translucent skin toxin from "Pilot" was used as a weapon against the Observers in "An Enemy of Fate".

Mark Young's colleague is wearing a butterfly pin, possibly prompting the subject of his hallucination.

The butterfly glyph can be seen near Lincoln in the rail yard.

Walter had his life's work in a journal in "Black Blotter" just like he did in the fairy tale he told Ella in "Brown Betty".

Peter's shared dream state with September looks like an observation deck.

The hand glyph can be seen on a door in the pocket universe.

The rollercoaster seen from atop the World Trade Center in Olivia's mind in "Lysergic Acid Diethylamide" is a reference to the one she rode with Ella in "August".

The green and yellow posters in the diner represent how this new timeline with the yellow/amber title sequence is starting to merge with the original timeline with the blue title sequence now that Peter has returned (blue + yellow = green).

A seahorse can be seen on the Bishops' refrigerator.

Nick Lane is being kept in a coma indefinitely at the end of "Bad Dreams". In "Over There (Part 1)" Olivia learned that he and other found Cortexiphan subjects have been training to keep their abilities under control.

Olivia struck James Heath with a candlestick in her dining room, making the title a complete red herring.

The seahorse glyph can be seen on the back of one of Markham's books.

Walter shot Olivia in the head in "Brave new World (Part 2)" like Walternate did in the possible future in "The Day We Died".

When Nina looks in Bell's storage room for his copy of the First People book the camera pans by a copy of 'Dr. Spock's Baby and Childcare'.

The frog glyph can be seen as Olivia and Shapeshifter Charlie fight in the alley.