LIVE — editor picks updating

We Were Liars Season 2 Cast: Young Sinclairs & Prequel Guide

Meet the We Were Liars Season 2 cast! Josh Dallas and Peyton List join the Sinclair family in the 1999 prequel. See the full cast list and release date details.

By | Published on 7th May 2026 at 7.20pm

Share
We Were Liars Season 2 Cast: Young Sinclairs & Prequel Guide
Meet the We Were Liars Season 2 cast! Josh Dallas and Peyton List join the Sinclair family in the 1999 prequel. See the full cast list and release date details.

The secrets of Beechwood Island are far from buried. Following the gut-wrenching conclusion of the first season, Prime Video has officially shifted its focus to the ancestral roots of the Sinclair family’s trauma. The We Were Liars Season 2 cast has been finalized, signaling a dramatic pivot in the narrative toward the summer of 1999. This upcoming chapter, based on E. Lockhart’s prequel novel Family of Liars, promises to peel back the polished veneer of the Sinclair sisters’ youth to reveal a foundation built on rivalry, first loves, and a long-hidden murder.

While the first season introduced us to the modern-day "Liars," Season 2 will introduce the younger versions of the matriarchs and patriarchs we thought we knew. With production slated to begin in the summer of 2024, the series is positioning itself as a sprawling mystery thriller that bridges the gap between the tragedies of the past and the amnesia-clouded reality of the present. Leading the new ensemble are television veterans Josh Dallas and Peyton List, who will portray the formidable Harris and Tipper Sinclair during their formative years.

The New Faces of Beechwood Island: Season 2 Cast List

The casting strategy for Season 2 emphasizes continuity and prestige. To tell the story of the Sinclair sisters—Carrie, Penny, and Bess—the production has recruited a mix of rising stars and established talent. These actors are tasked with portraying the "Golden Age" of the Sinclairs, long before the fire that defined the first season's climax.

  • Josh Dallas (Young Harris Sinclair): Best known for his leading roles in Manifest and Once Upon a Time, Dallas steps into the role of the Sinclair patriarch. His version of Harris is described as charming and dedicated, yet living in the shadow of a reckless older brother.
  • Peyton List (Young Tipper Sinclair): Not to be confused with the Cobra Kai actress of the same name, this Peyton List (Mad Men, Star Trek: Picard) plays the young matriarch. She is the "puppet master" behind the family’s social standing, hiding a sharp temper beneath a perfect hostess exterior.
  • Costa D’Angelo (Pfeff): A breakout star from Tell Me Lies, D’Angelo plays a soulful, wounded New England college student whose arrival on the island serves as the catalyst for the summer’s chaos.
  • Parker Lapaine (Young Carrie Sinclair): Coming off a stint in House of the Dragon, Lapaine portrays the obedient eldest daughter whose world is upended by a mysterious newcomer.
  • Elysia Roorbach (Young Penny): Roorbach plays the popular "Perfect Penny," a character masking a burgeoning panic disorder and body image struggles.
  • Madison Wolfe (Young Bess): The True Detective and The Hunting Wives actress plays the 16-year-old Bess, a rebellious aspiring songwriter eager to escape her mother’s shadow.

Past vs. Present: Comparing the Sinclair Family Actors

To help viewers navigate the dual timelines, it is essential to understand how the We Were Liars Season 2 cast aligns with the adult actors established in the debut season. The following table provides a direct comparison of the Sinclair family across the decades.

Character Name Season 2 Actor (Younger Version) Season 1 Actor (Adult Version)
Harris Sinclair Josh Dallas David Morse
Tipper Sinclair Peyton List Wendy Crewson
Carrie Sinclair Parker Lapaine Mamie Gummer
Penny Sinclair Elysia Roorbach Caitlin FitzGerald
Bess Sinclair Madison Wolfe Candice King

This "recasting" for the flashback sequences is a strategic move to ground the Family of Liars TV show in the specific cultural milieu of 1999. The visual similarities between the younger and older actors are striking, ensuring that the transition between the 1999 timeline and the present day feels seamless for the audience.

Is Season 2 a Prequel? The 'Family of Liars' Connection

Fans of E. Lockhart’s literary universe will recognize that Season 2 is a direct adaptation of the prequel novel, Family of Liars. However, the show is not abandoning the present-day narrative entirely. Emily Alyn Lind will return as Cadence Sinclair, the primary narrator. The story will utilize a dual-timeline structure: as Cadence returns to Beechwood Island to confront her own trauma, she uncovers the "Summer of 1999"—a period that defined her mother and aunts.

The Mystery of Pfeff and the Summer of 1999

A central figure in the 1999 timeline is the new character, Pfeff, played by Costa D’Angelo. In the Family of Liars book, Pfeff is more than just a summer guest; he is the spark that ignites the latent tensions between the Sinclair sisters. Described as "soulful and wounded," his presence leads to a series of regrettable decisions that culminate in the "murder" teased in the official logline. This addition provides a darker, more adult layer to the mystery thriller, moving beyond the teenage angst of the first season into a story of generational complicity.

Differentiating the Two Peyton Lists

One common point of confusion for fans is the identity of the actress playing Young Tipper. There are two prominent actresses named Peyton List. The Peyton List in We Were Liars is the veteran actress known for her roles as Jane Sterling in Mad Men and Poison Ivy in Gotham. She is not the younger Peyton R. List who starred in Disney’s Jessie and Netflix’s Cobra Kai. This distinction is vital for fans tracking the We Were Liars Season 2 cast, as the elder List brings a seasoned, "old-money" gravitas to the role of the Sinclair matriarch.

Production Updates: Release Date and Filming

While the first season of We Were Liars garnered a 62% critic score on Rotten Tomatoes, the production team—led by Julie Plec (The Vampire Diaries) and Carina Adly MacKenzie (Roswell, New Mexico)—is looking to elevate the stakes for the sophomore outing. Amazon MGM Studios and Universal Television have confirmed that filming for Season 2 will begin in the summer of 2024.

Due to the extensive post-production required for the show’s signature atmospheric visuals and the complex editing of dual timelines, a We Were Liars Season 2 release date is currently projected for early 2027. While the wait may seem long, the showrunners have hinted that the expanded scope of the 1999 timeline requires a meticulous approach to capture the "Kennedy-esque" aesthetic of the Sinclair dynasty.

Will the Original 'Liars' Return?

A major question for fans is whether Gat, Mirren, and Johnny—the "Liars" from Season 1—will appear. Given the nature of the first season's ending, their appearances in Season 2 are expected to be limited to Cadence’s memories or psychological projections. The narrative weight of the new season rests squarely on the shoulders of the 1999 cast, though Joseph Zada (Johnny) and Dempsey Bryk (Ebon) are confirmed to return in some capacity.

Key Takeaways

  • Prequel Focus: Season 2 primarily adapts Family of Liars, focusing on the Sinclair family in 1999.
  • Star-Studded Cast: Josh Dallas and Peyton List lead the 1999 timeline as young Harris and Tipper Sinclair.
  • Dual Timelines: The show will balance Cadence’s present-day investigation with the sisters' past.
  • New Mystery: The character Pfeff (Costa D’Angelo) is central to a 1999 murder mystery.
  • Release Window: Expect a 2027 premiere on Prime Video, with production starting in mid-2024.

The Sinclair Legacy: A Forward-Looking Perspective

By moving into prequel territory, We Were Liars is evolving from a standalone YA mystery into a multi-generational saga. The We Were Liars Season 2 cast represents a shift toward deeper character exploration, showing that the "Liars" of the present are merely products of the "Liars" of the past. As Cadence digs into the summer of 1999, she isn't just looking for answers about her own accident—she is uncovering the original sin of the Sinclair family. Whether this will lead to a third season remains to be seen, but the 1999 timeline ensures that the secrets of Beechwood Island are more complex than anyone imagined.

ME
Author
Senior Editor, MoviesSavvy

MoviesSavvy Editor leads the newsroom's daily coverage of Hollywood, Bollywood and global cinema. With more than a decade reporting on the film industry, the desk has interviewed directors, producers and stars across Can...

More from MoviesSavvy Editor →