Betty Ripsom's Legs: Betty Ripsom's legs and feet appear to Eddie and Richie behind a door in the Neibolt Street house, 27 years after her head and torso appeared in the same place. It may be one of, or a Twinner of, the six greater demon elementals mentioned by Mia in Song of Susannah (as the Spider is not one of the Beam Guardians). It's possible that there are other creatures of the same species as It, due to the fact that It is revealed to be pregnant. It's primary goal is to feed on humans, generally preferring children over adults since they were easier to scare and manipulate. According to the creature, frightened flesh tastes better and uses fear to "salt the meat".

We All Float Hoodie, Horror Movie Hoodie, Horror Movies, Spooky Season Hoodie, Halloween Hoodie, You'll Float Too, Horror HoodieMrs. Kersh: An apparently sweet and gentle elderly woman, who lives in Beverly Marsh's childhood home. Adrian Mellon: A gay man who was assaulted by three youths, John "Webby" Garton, Steven Bishoff Dubay, and Chris Unwin. Adrian was thrown over a bridge and killed by Pennywise while Chris and Adrian's boyfriend, Don Hagarty watched. Invulnerability: While It is clearly not invincible, it can heal at superhuman levels, but the rate tends to vary for unknown reasons. In the 2017 film, It is stabbed through the head with an iron spike, which merely disorients it, as the creature is able to retreat into the sewer. In the novel, when It manifests as a bird, Hanlon hits the bird's eye and feet with broken tiles, the bird retreats. When Bill and Richie encounter It as a werewolf, it can almost instantly regenerate after being shot in the head with a handgun. It is not a true physical entity, thus cannot be killed or harmed by conventional means. The Ritual of Chud is the only known way to truly harm and kill it. It's resilience can also be affected by the form it takes, as most humanoid forms that it takes can be harmed in some way, as it must abide by the limitations of each of its forms.

On April 1st 2022, Stephen King has teased fans that both Pennywise and Randall Flagg are the same entity, this implies that both are one person and are the same.Eddie Corcoran: As Eddie was running from his abusive father, he gets lost near the canal, where It in the form of Pennywise, catch him and eats him. Days later, When Mike is bullied by the Bowers Gang he suddenly sees Pennywise in some bushes munching on Corcoran's arm. His death occurs on the 1st of July. It has psychic influence enough to keep the entire town of Derry in a subtle, apathetic ignorance to its activities. Adults are less inclined to care about the missing persons of the town and do not react in any intense manner when violence occurs even in front of them. It is able to make its prey experience hallucinations that are very hard to discern from reality.