IT: Welcome To Derry Episode 4 is all set to launch in November. HBO has confirmed that the new episode will be released on November 16, 2025 and will be available to watch on HBO and Max. The series, set in Derry in 1962, continues to expand the Stephen King universe while taking a fresh look at the town’s macabre history and the terrifying presence associated with Pennywise.
The fourth episode, titled The Great Swirling Appliance of Our Planet Function, marks the halfway point of season 1. The show has already gained a strong fan base, thanks to its unsettling story, slow-building tension, and nostalgic tone that connects to King’s wider world.
Episode 4 release details and global streaming plans
Episode 4 will air in the usual Sunday slot on HBO and will be available for streaming on Max shortly after. Viewers outside the US can watch the episodes through their local HBO partners. In the UK, episodes are expected to air on Sky Atlantic and stream on Now.
Each episode of IT: Welcome to Derry releases weekly on Sundays, giving viewers a consistent schedule to follow. Here’s the full Season 1 rollout:
- Episode 1: The Pilot – October 26
- Episode 2: The Thing in the Dark – November 2
- Episode 3: Now You See It – November 9
- Episode 4: Our Planet’s Great Swirling Tool – November 16
- Episode 5: Nebloit Street – 23 November
- Episode 6: In the Name of the Father – 30 November
- Episode 7: TBA – December 7
- Episode 8: TBA – December 14
This weekly release plan makes it easy for fans to track the schedule and prepare for each chapter.
Here’s what to expect from IT: Welcome to Derry Episode 4
HBO has released a preview video on YouTube, giving viewers a glimpse of the tense events awaiting them in Episode 4. The teaser shows Chris Chalk’s Dick Halloran in an interrogation room facing a tribal member. Halloran says, “Whatever they want me to do to you, it’s not going to be pleasant.” This scene indicates psychological tension and discomfort as both individuals appear to be suffering due to their exchange.
The promo also shows Matilda Lawler’s Marge talking to General Shaw, played by James Remar. Marge says that she is being stalked by the same person responsible for Teddy, Phil and Susie’s deaths. These details suggest that Episode 4 will delve deeper into the mysteries surrounding Derry’s growing unrest.
Fans are also expected to see hints regarding Pennywise’s origin in the episode based on the short glimpse of the preview.
Viewers in the US can watch the episode on HBO or stream it on Max with a valid subscription. UK viewers can tune in via Sky Atlantic or stream on Now. The episode will be broadcast across all territories country-wise, following HBO’s international distribution pattern.
Also read: This: Welcome to Derry Episode 3 on HBO Max – Release Date, Time, Cast and What to Expect