Fringe Connections

September loads his food with heat (pepper, jalapenos, hot sauce) in "The Arrival" because his emotions are dulled, as he explained in "The Boy Must Live".

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.

A leaf can be seen on the bio-scan monitor at the Liberty Island security checkpoint.

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".

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

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

Peter ran possible futures in "Five-Twenty-Ten" to try to coerce the Observers to be where he wanted them to be just like Milo Stanfield did to his doctors in "The Plateau".

The episode opened in "Manhatan", seemingly a typo but actually signifying this was an alternate Manhattan.

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

The radio found in the pocket universe in "Through the Looking Glass and What Walter Found There" was stuck on 6955 kHz, the same frequency as the number station broadcasts in "6955 kHz".

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

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

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

Walter's pose as he listens to the Mozart Requiem is a reference to the iconic Maxell tape advertisement from the '80s.

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

Jones stole a very powerful energy cell from Nina's arm in "There's More Than One of Everything." In "Enemy of My Enemy" Jones was trying to locate and steal a similarly powerful energy source, amphilicite.

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

A seahorse can be seen on the Bishops' refrigerator.

The laser knives that the Observers nearly used to operate on Michael in "Liberty" were used by Mr. Gemini in "Brown Betty".

Madison Square Garden in the Redverse is quarantined in amber.

A butterfly can be seen attacking Mark Young.

Olivia's pregnancy dream in "The Same Old Story" is in a waiting area with giant tulips.

William Bell's name is partially faded/scratched off of the door to the lab.

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