Fringe Connections

Walter hid the beacon at the tombstone of his father, Robert Bishop, in "The Arrival". Robert Bishop's work and history is central to the plot of "The Bishop Revival".

Who did the Observer say was "still alive," Peter or Walter?

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

When Peter drove up to the lake house in "There's More Than One of Everything" the camera focused on his car through a red panel of stained glass, foreshadowing that Peter was taken from the Redverse in "Peter".

The briefcase contained photos of Walter.

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

The Porcupine Man from "Nothing as it Seems" was seen in Walter's storage vault in "The Bullet that Saved the World".

The cuneiform on the boat door says "bí".

Butterflies can be seen on a box in September's apartment.

The tombstone in Olivia's dream state in "Pilot" says "He's Not Dead", possibly referring to John Scott, assumed dead, who appears at the end of "The Arrival".

The crane that crashed during the intro has a Massive Dynamic logo on it.

A seahorse can be seen in Walter's Monty Python trip.

The child needed an air degradation unit in "Through the Looking Glass and What Walter Found There" because he needed a less oxygen-rich environment like where he was found underground in "Inner Child".

Peter's grave says he died when he was 7.

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

A bus at the second crime scene in "The Plateau" has an ad on the side that says "Ambered", a reference to the ambered bus in "The Ghost Network".

The Redverse traded Alt Broyles for Fauxlivia by cutting off one of his legs to make their masses equal.

Butterflies can be seen in Olivia's bedroom.

Olivia shot her captors in "The Human Kind" with the bullet she took from Etta in "The Bullet that Saved the World".

Madison Square Garden in the Redverse is quarantined in amber.

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

In "6:02 AM EST" Walternate trapped Fauxlivia in the same cell as Olivia was kept in in "Over There (Part 2)".

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

When Peter left the hospital in "The Last Sam Weiss" he wrote "I am going home" on an envelope, the same phrase he wrote for Elizabeth in "Subject 13" when he tried to return to his home world.