Fringe Connections

Agent Jessup was relating season 1 Fringe cases to Bible verses in "A New Day in the Old Town". In "Nothing as it Seems", creatures can be seen on something resembling Noah's Ark.

When Walter explains that his red/blue lensed glasses were created by his friend from Washington, Doctor Jacoby, he's referencing the television show 'Twin Peaks' which also had an eccentric man of science, Doctor Jacoby, who wore red/blue lensed glasses very similar to Walter's.

A seahorse pattern can be seen in the toxin's molecular structure.

A leaf glyph matching the Massive Dynamic security screen in "Pilot" is displayed on the bio-scan monitor on Liberty Island in "Neither Here Nor There".

One of the envelopes Peter sorted through said "Thank you for your support!", a direct message from the creators of Fringe to all the fans.

The flower glyph can be seen on the wall in Karen Truss's house.

The creatures from "Snakehead" were used as a weapon against the Observers and Loyalists in "An Enemy of Fate".

Observers send materials to themselves via shipping lanes from the future using metal cubes.

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

William Bell had a bell on his desk in "There's More Than One of Everything". He rang it after he introduced himself. A ringing bell in "Momentum Deferred" is the catalyst for Olivia remembering the events of her meeting with Bell.

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

The leaf glyph is on the electronic keypad at Massive Dynamic.

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".

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

The butterfly glyph 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".

The cuneiform on the boat door says "bí".

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

The Fringe team used the skin-growth toxin from "Ability" as a weapon against the Observers and Loyalists in "The Bullet that Saved the World".

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

Butterflies can be seen in Etta's apartment.

Etta clutched her necklace, a bullet, when she saw Walter for the first time and when talking about her parents in "Letters of Transit". This is the bullet Walter shot at Olivia in "Brave New World (Part 2)".

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

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