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  • Biography
IMDbPro

Leslie Morgenstein

  • Producer
  • Executive
IMDbProStarmeterSee rank
Leslie Morgenstein
Leslie Morgenstein is the founder and President of Alloy Entertainment, a creator and producer books, television and film. The Los Angeles and New York-based production company officially became part of Warner Bros. Television in 2012, which later evolved into WarnerMedia, resulting in an ongoing exclusive television deal at the studio. Additionally, Alloy Entertainment has a first-look film deal at Netflix.

Morgenstein oversees the publishing of approximately 15-20 new books a year, which are published globally in more than forty languages. More than 90 of Alloy Entertainment's books having reached The New York Times Best Seller list.

He has produced hundreds of hours of iconic television series, including current projects like Netflix's global phenomena "You," starring Penn Badgely, and "Pretty Little Liars: Original Sin," from Roberto Aguirre-Sacasa, on HBO Max. His past television credits include "The Vampire Diaries," both the HBO Max and The CW's iterations of "Gossip Girl," "Pretty Little Liars," "The Originals," "Legacies" and "The 100."

Morgenstein has produced numerous feature films, including three consecutive number one films for Netflix: "You Are SO Not Invited to My Bat Mitzvah," starring Adam Sandler and Idina Menzel, "Purple Hearts," starring Sofia Carson and Nicholas Galatzine," and "Work It," starring Sabrina Carpenter. He also produced "The Sisterhood of the Traveling Pants" franchise for Warner Bros., and has the genre film "Horrorscope" set at Sony Pictures for a 2024 release.

He has an undergraduate degree in writing and photography from Sarah Lawrence College, an MBA in finance from New York University's Stern School of Business and completed his master's work in English and creative writing at the City College of New York.
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  • Known for

    Alexis Bledel, Blake Lively, Amber Tamblyn, and America Ferrera in The Sisterhood of the Traveling Pants (2005)
    The Sisterhood of the Traveling Pants
    6.5
    • Producer
    • 2005
    Josh Zuckerman in Sex Drive (2008)
    Sex Drive
    6.5
    • Producer
    • 2008
    Nicholas Galitzine and Sofia Carson in Purple Hearts (2022)
    Purple Hearts
    6.7
    • Producer(p.g.a.)
    • 2022
    Nick Robinson and Amandla Stenberg in Everything, Everything (2017)
    Everything, Everything
    6.3
    • Producer
    • 2017

    Credits

    Edit
    IMDbPro

    Producer



    • Sisterhood Everlasting
      • producer
      • In Production
    • Getting Rid of Matthew
      • producer
      • Pre-production
    • Untitled Escape (The Piña Colada Song) Adaptation
      • producer
      • Pre-production
    • 99 Days
      • producer
      • Pre-production
    • Rust Belt News
      • executive producer
      • Completed
      • TV Series
    • Alice in Wonderland
      • producer
      • Pre-production



    • Penn Badgley in You (2018)
      You
      7.7
      TV Series
      • executive producer
      • 2018–2025
    • Tarot (2024)
      Tarot
      4.8
      • producer
      • 2024
    • Adam Sandler, Idina Menzel, Jackie Sandler, Samantha Lorraine, Sadie Sandler, Sunny Sandler, and Dylan Hoffman in You Are So Not Invited to My Bat Mitzvah (2023)
      You Are So Not Invited to My Bat Mitzvah
      5.9
      • producer (produced by)
      • 2023
    • Gossip Girl (2021)
      Gossip Girl
      5.4
      TV Series
      • executive producer
      • 2021–2023
    • Bailee Madison, Chandler Kinney, Malia Pyles, Maia Reficco, and Zaria in Pretty Little Liars: Original Sin (2022)
      Pretty Little Liars: Original Sin
      7.0
      TV Series
      • executive producer
      • 2022
    • Nicholas Galitzine and Sofia Carson in Purple Hearts (2022)
      Purple Hearts
      6.7
      • producer (p.g.a.)
      • 2022
    • Christopher Larkin, Devon Bostick, Eliza Taylor, Bob Morley, Marie Avgeropoulos, and Thomas McDonell in The 100 (2014)
      The 100
      7.5
      TV Series
      • executive producer
      • 2014–2020
    • Indiana Mehta, Michelle Buteau, Keiynan Lonsdale, Jordan Fisher, Sabrina Carpenter, Drew Ray Tanner, and Liza Koshy in Work It (2020)
      Work It
      6.1
      • producer (p.g.a.)
      • 2020
    • Matthew Davis, Peyton 'Alex' Smith, Kaylee Kaneshiro, Danielle Rose Russell, Jenny Boyd, Aria Shahghasemi, and Quincy Fouse in Since When Do You Speak Japanese? (2019)
      Legacies
      7.2
      TV Series
      • executive producer
      • 2018–2020
    • The Heiresses (2018)
      The Heiresses
      5.5
      TV Series
      • executive producer
      • 2019
    • Yara Shahidi and Charles Melton in The Sun Is Also a Star (2019)
      The Sun Is Also a Star
      5.9
      • producer (produced by, p.g.a.)
      • 2019
    • The End of the World As We Know It (2018)
      The End of the World As We Know It
      TV Movie
      • executive producer
      • 2018
    • Good Girls Get High (2018)
      Good Girls Get High
      5.7
      • producer
      • 2018
    • Daniel Gillies, Joseph Morgan, Charles Michael Davis, and Claire Holt in The Originals (2013)
      The Originals
      8.2
      TV Series
      • executive producer
      • 2013–2018
    • Gia Mantegna and Brianne Tju in Life After First Failure (2017)
      Life After First Failure
      7.5
      TV Series
      • executive producer
      • 2017

    • In-development projects at IMDbPro

    Personal details

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    • Alternative names
      • Les Morganstein

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