
Right after the first episode of IT: Welcome to Derry aired, the Stephen King fan community on Reddit exploded with theories. A long, now-viral analysis pointed out a series of subtle details — hints that the average viewer would easily overlook — suggesting that this prequel series may be directly connecting its new characters to the legendary Losers Club of IT.
If these speculations are correct, Welcome to Derry isn’t just expanding Pennywise’s lore — it may be sketching out the origins of the very characters who would later stand against “IT.”
Teddy Uris – A Tragic Death Reveals the First Link

The biggest shock of the premiere is the death of Teddy Uris — a character viewers immediately grew attached to. However, fans noticed that the tragedy isn’t just for emotional impact: the appearance of Donald Uris, Teddy’s brother, confirms that Teddy is the uncle of Stanley Uris in the original story.
This reveals that Welcome to Derry is deliberately laying the foundation for the future Losers Club, opening the possibility that other new characters may also have blood ties to familiar faces.
Easter Eggs Pointing to Beverly & the Hanlon Family: Derry Has Never Been Normal
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Sharp-eyed viewers spotted the name “Alvin Marsh” — Beverly’s father — graffitied on a school bathroom wall. A tiny moment, but like a flash of lightning hinting that the Marsh family will soon enter the story.
Meanwhile, the Hanlon family gets much clearer development: viewers have met Leroy and Charlotte, Mike’s grandparents, along with teases of Mike’s father, Will Hanlon. This connection is considered one of the most important, since Will’s story is foundational to the fear that Mike carries for the rest of his life.
Marge and the Shocking Twist: Could She Be Maggie Tozier, Richie’s Mother?

One of the most hotly discussed theories centers on the character Marge. From her appearance to her personality — talkative, joke-loving, a bit chaotic and bursting with energy — Marge feels very… Richie Tozier.
But the detail that stunned fans is her name: Marge — short for Margaret. In the original, Richie’s mother is Margaret “Maggie” Tozier.
The theory becomes even more plausible given that Welcome to Derry seems intentionally vague about the Tozier family, as if saving a major reveal for later episodes.
Rich – Richie Tozier’s Father? The Most Controversial Theory Yet
A boy named Rich appears several times in the teaser, initially confusing fans: why share the same name as Richie? But the teaser shows Rich having a special connection with Marge. This led to a bold theory:
Rich may be Wentworth Richard Tozier — Richie’s father — who used his middle name as a youth.
If so, it would make perfect sense for him to later name his son after himself.
If true, this could become one of the series’ biggest twists.
Ronnie Grogan: A Character “Destined to Die”?
While fans are excited about the many Easter eggs, one detail has sent chills through the community: the character Veronica “Ronnie” Grogan.
In Stephen King’s original canon, Veronica is one of IT’s victims during the Losers Club’s cycle. But the series places her as a main character in a timeline set 27 years earlier.
To fans, this feels almost like a death sentence:
Ronnie will die — and Pennywise will be the killer.
Fans believe this even more strongly because Welcome to Derry shows no hesitation in killing beloved characters (Teddy, Phil, Suzie), proving the series is fully willing to portray the brutality of IT in true Stephen King fashion.
What Lies Ahead?
These theories are just the tip of the iceberg — but they show that Welcome to Derry is being built with far deeper connections than anyone expected.
Will the new characters truly become the roots of the future Losers Club?
Will Pennywise repeat tragedies that feel inevitable?
And most importantly: who will be the next victim?
Fans continue to dissect every frame — and the deeper they look, the more convinced they become that “everything in Derry happens for a reason… and the price is always high.”