Key Points:
- The Summer I Turned Pretty Season 3 premieres July 16, 2025, exclusively on Prime Video.
- This final season features 11 episodes—more than ever before.
- Most main cast members return, but Kyra Sedgwick will not be back.
When Does The Summer I Turned Pretty Season 3 Come Out?
After months of speculation, Season 3 of The Summer I Turned Pretty is officially set to premiere on Wednesday, July 16, 2025, according to Prime Video. The date aligns with the series’ tradition of summer releases and was confirmed by trusted outlets like People.com and Teen Vogue.
This will be the final chapter in the beloved trilogy, based on Jenny Han’s novels. Notably, Season 3 will consist of 11 episodes, the most in the series so far—up from 7 in Season 1 and 8 in Season 2. The extended count suggests a full and emotionally rich adaptation of the final book, We’ll Always Have Summer.
Who Is in The Summer I Turned Pretty Season 3 Cast?
The cast for Season 3 is expected to feature a mix of returning favorites and possibly some familiar faces in limited capacities, given the story’s progression. Below is a detailed breakdown based on available information:
| Actor | Character | Notes |
|---|---|---|
| Lola Tung | Belly | Lead role, confirmed returning, central to the love triangle. |
| Christopher Briney | Conrad | Returning, part of the Fisher brothers’ dynamic. |
| Gavin Casalegno | Jeremiah | Returning, Belly’s college boyfriend in Season 3. |
| Sean Kaufman | Steven | Belly’s brother, confirmed returning. |
| Rain Spencer | Taylor | Belly’s best friend, expected to return. |
| Jackie Chung | Laurel | Belly’s mother, confirmed returning. |
| Rachel Blanchard | Susannah | Likely in flashbacks, as character is deceased. |
| Alfredo Narciso | Cleveland Castillo | Expected to return, recurring role. |
| Colin Ferguson | John Conklin | Expected to return, Belly’s father. |
| Tom Everett Scott | Adam Fisher | Expected to return, Fisher family patriarch. |
| David Iacono | Cam | Expected to return, potential smaller role. |
Most of the core cast is expected to return for the final season. Here’s a breakdown of who’s confirmed, who’s likely, and who won’t return:
Confirmed Returning Cast
-
Lola Tung as Belly – The heart of the show returns to lead Season 3.
-
Christopher Briney as Conrad – A key figure in the Fisher love triangle.
-
Gavin Casalegno as Jeremiah – Belly’s boyfriend heading into Season 3.
-
Sean Kaufman as Steven – Belly’s older brother.
-
Rain Spencer as Taylor – Belly’s best friend.
-
Jackie Chung as Laurel – Belly’s mom, continuing her emotional journey.
Likely Returning Cast (Based on Reports)
-
Rachel Blanchard as Susannah – Appearing in flashbacks only.
-
Colin Ferguson as John Conklin – Belly’s father.
-
Alfredo Narciso as Cleveland Castillo – Laurel’s love interest.
-
Tom Everett Scott as Adam Fisher – Conrad and Jeremiah’s father.
-
David Iacono as Cam – Expected in a smaller role.
Not Returning
-
Kyra Sedgwick (Aunt Julia) – As reported by People.com, she will not appear in Season 3.
There are no confirmed new cast members at this time. However, given the expanded episode count, minor additions may still surface closer to the premiere.
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What Is Season 3 About?
Season 3 adapts We’ll Always Have Summer, the final novel in Jenny Han’s trilogy. The story moves forward to Belly and Jeremiah’s college years, while Conrad re-emerges into her life. Expect emotional growth, unresolved tension, and the ultimate decision in the love triangle that has defined the series.
Though some supporting characters may get reduced screen time, figures like Cleveland Castillo and Adam Fisher will remain part of the narrative, hinting at continuing family dynamics and character closure.
Did Production Face Any Delays?
Yes. Filming for Season 3 was originally delayed due to the Writers Guild and SAG-AFTRA strikes from mid-2023. Production resumed in early 2024, and filming began officially on May 14, 2024, as confirmed by Prime Video’s Instagram.
Interestingly, cast members were spotted filming in Paris in October 2024, suggesting new settings and a broader story scope as Belly and Jeremiah transition into young adulthood.
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How Did Season 2 Set Things Up?
Season 2 concluded on August 28, 2023, with Belly choosing Jeremiah over Conrad. But the final moments—and a knowing look from Conrad—left the door wide open for unresolved feelings. Season 3 promises to explore the consequences of that decision, the emotional fallout, and whether the “endgame” is really what it seems.
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