Fringe Connections

Walter thought of Peter when he saw the image of a coffin in "Grey Matters" because his Peter died in "Peter".

Jones said there are 10 tests for Olivia in total. The first was a box of lights that Olivia had to turn off with her mind.

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

Joseph Meegar is able to control electronics around him in "Power Hungry" like the Observers can, such as August starting a car with his finger in "August".

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 on the Bishops' refrigerator.

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".

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

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

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

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 can be seen in Walter's Monty Python trip.

Walter sent Peter the white tulip note from "White Tulip" in the mail and Peter received it in "An Enemy of Fate" after the future was successfully altered.

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

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

Olivia noticed the book "Burlap Bear Goes To The Woods" in Max's room in "The Abducted". This is the same book Rachel read to Ella in "Unleashed".

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.

Olivia's pregnancy dream in "The Same Old Story" is in a waiting area with giant tulips. Young Olivia fled to a field with white tulips when she got scared in "Subject 13".

Bell stole Walter's David Bowie album 'The Man Who Sold the World', which describes what Bell did multiple times for his own benefit.

The hand glyph can be seen on the piano stool in the Orpheum Theater in the Redverse.

The nanites in "Brave New World (Part 1)" have an "X" on them that matches the "X" on the shirt worn by the man Peter freed from Olivia's mind in "Lysergic Acid Diethylamide", suggesting that "Mr. X" from Olivia's mind may have been William Bell (who was ultimately behind the nanites).

All of the people in Olivia's mind wear blacks and greys because Cortexiphan subjects have a strong desire to blend in.

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