William Peltz (born May 30, 1986) is an American actor, known for his roles in the supernatural horror film Unfriended (2014), the comedy-drama film Men, Women & Children (2014), and the supernatural drama television series Manifest (2021).
Early life Peltz was born in New York City, the son of Nelson Peltz, a billionaire businessman and model Claudia Heffner. Peltz's father is Jewish. Specifically of Austrian Jewish and Russian Jewish descent, while his mother has German, Welsh, and English ancestry. Peltz celebrated his bar mitzvah.
He has seven siblings, including actress Nicola Peltz, and two half-siblings from his father's previous marriages.
Peltz played ice hockey in his youth, advancing to Tier III Junior hockey with the Jersey Hitmen.
Career Peltz became interested in acting while reading scripts with his sister Nicola. In 2009, he moved to Los Angeles and secured his first roles in film productions.
In 2014, he had his first major role in Jason Reitman's drama film Men, Women & Children. That same year, he starred in the horror film Unfriended as Adam Sewell.
Personal life He and his sister actress Nicola Peltz have matching Hebrew tattoos on their ribs, that read: "family".
He has been in a relationship with American fashion model Kenya Kinski-Jones, daughter of American record producer Quincy Jones and German actress Nastassja Kinski, since 2011. The couple announced their engagement in July 2025. They were married on June 13, 2026 in Westchester County, New York.
Filmography Film Year Title Role Notes 2011 Abduction Jake as William Peltz 2011 In Time Pierre 2012 To Write Love on Her Arms Sean as William Peltz 2012 The Collection Brian as William Peltz 2013 Sugar Free as William Peltz 2013 As Cool as I Am Tim as William Peltz 2013 Paranoia Morgan as William Peltz 2014 Men, Women & Children Brandon Lender 2015 Unfriended Adam Sewell 2015 Miles Away Jason Short film 2015 Safelight Jason 2015 Occupy Alice Dan Abrams Short film 2017 The Outcasts Colin Hackett 2018 Sierra Burgess Is a Loser Spence 2018 Time Freak Ryan 2019 You Are Here Richard 2020 InstaFame Kurt 2021 13 Minutes Luke 2022 Exploited Jacob 2023 The Nana Project Cody 2023 Hunt Club Jackson 2023 The List Avon 2023 The Resurrection of Charles Manson Lucas Williams2026Conspiracy of Thieves
Television Year Title Role Notes 2010 Medium Nervous Young Man Episode: "There Will Be Blood... Type A" 2010 Entourage Amanda's Assistant 2 episodes 2015 CSI: Cyber Meta / Justice Episode: "Fire Code" 2016 The Deleted Mason Recurring role; 6 episodes 2019 Euphoria Luke Kasten Episode: "Shook Ones Pt. II" 2021 Manifest Levi 3 episodes 2022 Welcome to Chippendales Derek Episode: "Velveeta" 2023 Mayans M.C. Derek 2 episodes
Music videos Year Title Role Artist 2017 "Young Dumb & Broke" Student Khalid
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