'The Summer I Turned Pretty' Season 3's New And Returning Cast Members

Who is Isabel 'Belly' Conklin? Newly 21 in season three, Belly is the protagonist of the series. After turning 16 in the first series, she went from bumbling and awkward to the girl that all the boys fancied. While it took her a while to get used to the attention, season two saw her choosing Jeremiah over Conrad, and this season sees the pair consider engagement.

What else has Lola Tung starred in? Set Me Free, Almost Famous and Hadestown.

Who is Laurel Park? She is Belly's mother, and works as an author. She cares deeply about those around her, especially her daughter and the Fisher boys, whom she is now the legal guardian of. Following her best friend Susannah's death, Laurel has been in a slump. Season three is expected to see her continue working through her grief.

What else has Jackie Chung starred in? She has previously featured in Grey's Anatomy, Deadbeat and Station 19.

Who is Conrad Fisher? He is Susannah and Adam's son, and Jeremiah's older brother. For much of his life, he's excelled in school, sports and maintaining his personal relationships. After finding out about his mum's cancer diagnosis, Conrad begins to shut his close circle out, ultimately leading to the breakdown of his and Belly's relationship. This season sees him living and working in San Fransisco.

What else has Christopher Briney starred in? Dalíland, Want This and Mean Girls.

Who is Jeremiah Fisher? He is Conrad's younger brother and Susannah and Adam's youngest son. Since they were kids, Jeremiah and Belly have been close friends. Fast forward to season three, the pair are getting over their rough patch and their relationship is expected to deepen.

What else has Gavin Casalegno starred in? Noah and Nine Seconds, The Vampire Diaries and Walker.

Who is Steven Conklin? He is Belly's older brother. For as long as she can remember, Steven has always been a high-achiever and doesn't pause to let others know this. Now, he has graduated from Princeton and under Adam's wing, starts working at a digital startup.

What else has Sean Kaufman starred in? FBI: Most Wanted and Manifest.

Who is Adam Fisher? He is the father of Jeremiah and Conrad. Following his wife, Susannah's death, Adam has become more of a present figure in both his son's lives.

What else has Tom Everett Scott starred in? An American Werewolf in Paris, Boiler Room, One True Thing, and The Love Letter.

Who is Taylor Jewel? Confident and popular, Taylor is one of Belly's oldest friends. While on the surface she may seem superficial at times, she is incredibly caring and loyal.

What else has Rain Spencer starred in? Good Girl Jane, The Talking Girl and The Garden.

Who is Colin Ferguson? He is Belly's father, who he now co-parents with Laurel, as they navigate their divorce.

What else has John Conklin starred in? Eureka, Cedar Cove and The Vampire Diaries.

Who is Agnes? A new character, she is Conrad's new friend on his research programme. She helps him realise how he feels about Belly.

What else has Zoé de Grand'Maison starred in? Riverdale, Orphan Black and Organ Trail.

Who is Denise? Another new character, she is Steven's manager at his intership at the digital start up.

What else has Isabella Briggs starred in? Fatal Attraction, Sugar and Evil.

Who is Redbird? A member of Jeremiah's frat house, Redbird is one of season three's newest characters.

What else has Tanner Zagarino starred in? Vinny Mancuso's Rules For Good Business, Aftermath and The Price We Pay.

Who is Anika? Introduced in the third season, she is one of Belly's closest friends at university.

What else has Sofia Bryant starred in? I Am Not Okay With This, Little Dixie, Never Better and The Girl In The W

Who is Lacie Barone? A new addition to the cast, she had a fling with Jeremiah while he was on a break with Belly.

What else has Lily Donoghue starred in? Dr. Bird's Advice For Sad Poets, Dirty John: The Betty Broderick Story and Daisy Jones & The Six.