Fringe Connections

Simon Foster was trapped in amber in "Letters of Transit" and the Observers were experimenting on Simon's head in the Ministry of Science in "In Absentia".

Carr's work review sent to Astrid from his previous employer shows that in the three years prior to his dismissal, he only missed three days of work. He was out for only one day each year and each year it was the same day: Valentine's Day.

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

Walter said that Nancy Lewis looked familiar in "The Road Not Taken"; her name is on a height chart in the daycare center where the Cortexiphan trials took place in "Jacksonville".

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

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

John Mosley's beanie in "The Arrival" has the 'green-green-green-red pattern' from "The Equation".

Windmark visited his boss, The Commander, in 2609.

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

September was labeled as "Mr. X" on Walter's computer in "The End of All Things", the same name that fans used to refer to the man Peter freed in Olivia's mind in "Lysergic Acid Diethylamide".

Donald helped Walter set up the pocket universe hiding spot.

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

Walter gave the Child M&Ms in the pocket universe in "Through the Looking Glass and What Walter Found There" because he ate them with Olivia in "Inner Child".

The Fringe team is part of a full-fledged branch of the Department of Defense in the Redverse.

A seahorse can be seen on the Bishops' refrigerator.

The bus in "The Ghost Network" is ambered. Ambering later becomes a real safety tool used by the other side as seen in "Over There (Part 1)".

Marshall Bowman had a disk in his hand like John Scott and the woman in 'The Ghost Network'.

The apple glyph can be seen on the backrest of a chair in the lab.

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

Susan Pratt's wardrobe is full of dark colors like Olivia's and Nick Lane's.

A butterfly can be seen attacking Mark Young.

In "The Human Kind" Walter tested the Observer tech implant on the brain of the Porcupine Man from "Nothing as it Seems".

Olivia pulled up a list of the frozen heads found in S02E04 'Momentum Deferred' and they were all marked with "2E204", a reference to the episode in which they were stolen.

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