Main Cast and Character Roles in Season 1
The Summer I Turned Pretty season 1, adapted from the Jenny Han novel, centers on a love triangle at a beach house. The lead role of Isabel "Belly" Conklin is played by Rachel Blanchard's daughter, Isabela Merced, who portrays the protagonist navigating first love and family dynamics. The series also stars Christopher Briney as Conrad Fisher and Gavin Casalegno as Jeremiah Fisher, with the casting announced by Amazon Studios in 2021. The showrunners expanded the core friend group and family dynamics to fit a serialized format, as detailed in production notes from Amazon Prime Video. For more background on the source material, see the original novel page Forbes cast guide.
Supporting roles include Jackie Evancho as Susannah Fisher, the beloved matriarch whose illness drives key plotlines, and Sean Kaufman as Steven Conklin, Belly's older brother. Adrianne Palicki and Tom Everett Scott play the parents, Lisa and Adam Conklin, anchoring the family scenes. The casting director, Justine Baddeley, focused on actors who could convey the emotional intensity of adolescence, a fact confirmed in Amazon's official casting announcements. The ensemble also features notable younger actors in recurring friend roles, adding depth to the beach-town setting.
Production and Release Details for Season 1
Season 1 of The Summer I Turned Pretty premiered on June 17, 2022, on Amazon Prime Video. The series was produced by Amazon Studios and Picturestart, with the pilot directed by the show's creator, Jenny Han. Filming took place in Wilmington, North Carolina, replicating the fictional Cousins Beach setting. The season consists of eight episodes, each running between 40 and 55 minutes, and was released as a complete binge-ready package. The production budget was not publicly disclosed, but industry estimates for similar YA adaptations place it in the mid-range for streaming series.
The show quickly became one of the most-watched series on Prime Video following its debut, according to Amazon's internal viewing metrics shared with partners. Critical reception highlighted the faithful adaptation of the novel's summer atmosphere and the chemistry between the lead actors. The series was renewed for a second season shortly after the premiere, a move confirmed by Amazon's official programming updates. The success of season 1 also boosted interest in the book trilogy, with sales spikes reported by publishing industry trackers.
Cast Backgrounds and Career Highlights
Isabela Merced, born in 2001, had prior roles in film and television before landing the part of Belly. She is known for her work in animated series and the film "Dora and the Lost City of Gold," as noted on her verified profile linked to industry databases. Christopher Briney, who plays Conrad, is a theater-trained actor whose performance in the series marked a significant step into mainstream streaming television. Gavin Casalegno, portraying Jeremiah, is a Texas-born actor and model who built a following on social media before his casting.
The adult cast includes established actors such as Jackie Evancho, the singer and actress who brought a nuanced performance to Susannah. Her involvement added a layer of recognition for the series, as documented in entertainment news coverage. The younger cast members were selected through a combination of auditions and agent submissions, with the final lineup reflecting a mix of fresh faces and experienced performers. The series also features a diverse ensemble that reflects the contemporary YA audience, a casting philosophy outlined in interviews with the production team.