Fringe Connections

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.

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

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

Walter looked at Peter's coin in "Novation" from the night Peter died in "Peter".

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

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

Broyles was hanging out at a jazz bar in "Midnight". His character in "Brown Betty" performs in one.

There are 'Wanted' billboards for the Fringe team.

A hand can be seen on the wall when Olivia and Peter attack the Observers and Loyalists.

A flashback at the end of "Grey Matters" revealed that it was William Bell who removed the pieces of Walter's brain. In "Over There (Part 2)" Bell said he removed the pieces at Walter's own request due to fears about the man he was becoming.

It is true that the Empire State Building's spire really was initially designed for airship docking as it was in the Redverse.

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

An ambering device, first (nearly) used by the Blueverse Fringe team in "6B", was seen in Walter's storage vault in "The Bullet that Saved the World".

Michael can show emotion as he cried when he saw Nina's dead body.

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

Walter checked Peter's eyes for signs of degradation in "Pilot". Jones's eyes showed signs of changing in "There's More Than One of Everything" after he was teleported out of prison.

The Child's happy expression drops when he sees the Observer.

Butterflies can be seen in Etta's apartment.

September's security system flashed the 'green-green-green-red' pattern from "The Equation" before exploding in "The Boy Must Live".

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

A butterfly can be seen on a lampshade near the front of Olivia's apartment.

Olivia had a horse-riding ribbon in Nina's old photograph in "Novation". Nina rode horses herself in "The Cure" so it stands to reason that Olivia would have done so as well in the timeline where she was raised by Nina.

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 flower glyph can be seen on the wall in the diner where Olivia and Lincoln meet.