Fringe Connections

A bus at the second crime scene in "The Plateau" has an ad on the side that says "Ambered", a reference to the ambered bus in "The Ghost Network".

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

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

Walter looked upset when he found Peter's coin in the lake house in "There's More Than One of Everything" because Peter was holding it as he died in "Peter".

Peter's shared dream state with September looks like an observation deck.

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

September's device in "A Short Story About Love" led Peter to the beacon from "The Arrival".

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

Butterflies can be seen in Olivia's bedroom.

"He's Not Dead" on the tombstone in Olivia's dreamscape in "Pilot" actually refers to Peter, not John Scott. Walter visited the grave of Peter Bishop in "There's More Than One of Everything", yet Peter is alive and well.

Olivia entered "Martin Luther King/Eldridge Cleaver Memorial Park" which has a plaque quoting them as saying "We have a dream" rather than "I".

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

Michael played the music box from "The Boy Must Live" for September after September got shot in "An Enemy of Fate".

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

Butterflies can be seen in Etta's apartment.

The hallucinogenic drug from "The Dreamscape" was used as a weapon against the Observers in "An Enemy of Fate" to make them think they were being attacked by butterflies.

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 butterfly glyph can be seen outside the entrance to the daycare center.

The Porcupine Man from "Nothing as it Seems" was seen in Walter's storage vault in "The Bullet that Saved the World".

Donald helped Walter set up the pocket universe hiding spot.

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

Peter flipped a coin through his fingers in "Safe" like both Peters did when they were near death in bed in "Peter".

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

The flower glyph can be seen as Olivia and Shapeshifter Charlie fight in the alley.