In Love with My Brother's Best Friend - Cast

In Love with My Brother's Best Friend (2025–2025)
TV Mini-series | Drama

Primary photo for In Love with My Brother's Best Friend

In Love with My Brother's Best Friend (2025–2025)

TV Mini-series | Drama

Kaitlyn moves in with her brother after catching her boyfriend cheating. Living with her brother's best friend Cole rekindles old feelings, but their relationship faces obstacles from exes, rivals, and her brother.

Director

Matthew Lai

Writer

Teddi Shaffer

Producer

Lily Huang-Voronina (producer)

Cinematographer

Emmet Luciano

Casting Director

Elianah Sukoenig

Production Designer

Olivia Huilin Gao

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Edit Released

Updated May 6, 2025

Release date (First episode)

May 6, 2025 (United States)

Contacts

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Cast	+ Add Cast
36 cast members

Name	Episodes	Known for
Maria Barseghian Kaitlyn Sinclair Kaitlyn Sinclair See fewer		Once Upon A Breakup (2025)
Christopher Quartuccio Cole Hart Cole Hart See fewer		Amends of the Father (2023)
Ben David-Carlson Ryan Sinclair (as Ben David Carlson) Ryan Sinclair (as Ben David Carlson) See fewer		Nocturna (2021)
Raffi Manjikian Brent Collins Brent Collins See fewer		Bostrom (2018)
Gabrielle Cody Maddy Maddy See fewer		Evil Talks: Chilling Confessions (2018)
Tara Haight Prof. Calloway Prof. Calloway See fewer		The Last Operative (2019)
Eleanor Louise Amber (as Eleanor Louise Foushee) Amber (as Eleanor Louise Foushee) See fewer		The Real Bloggers of Sydney (2017)
Finty Kelly Lydia Lydia See fewer		Carriage 14 (2021)
Jack Carter Barton Mikey Mikey See fewer		Ghosts of Christmas Always (2022)
Lily Brody Nat Nat See fewer		FBI (2018)
Michelle Julian Sammy Sammy See fewer		Deadfall: Ground Zero (2018)
Daniel Quinn O'Sullivan Chad Chad See fewer		In Love with My Brother's Best Friend (2025)
Isaias Rene Lance (as Isaias Rene Perez) Lance (as Isaias Rene Perez) See fewer		The Watchers (2026)
Charles Massey Officer Norman Officer Norman See fewer		Uppercut (2025)
Ben Muckenthaler College Student College Student See fewer		One Word Christmas Carol (2021)
Georg Jansen College Student College Student See fewer		Rebrand (2025)
Madison McQuillan College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
Lavell Allen College Student (as Lavell David Allen) College Student (as Lavell David Allen) See fewer		Face the Music, Greyson Grey (2025)
Camila Serrano College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
Gia Elisa Marino College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
James Carlos Lacey College Student College Student See fewer		The Peek with Samuel Pepys (2025)
Kax Petkovitch College Student College Student See fewer		Mothering My Husband's Bastard (2025)
Brianna Jerez Reyez College Student (as Brianna Jerez Reyes) College Student (as Brianna Jerez Reyes) See fewer		Florida Man (I) (2025)
Maya Maranda Otero College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
Nyx Venus Pena College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
Brittany Hernandez College Student College Student See fewer		Tony Tango (2015)
Joyitha Mandal College Student College Student See fewer		Turned Out (2018)
Giancarlo Salas College Student College Student See fewer		A Fistful of Pearls
Vladimir Manosalvas College Student College Student See fewer		Trumpacolypse
Yardén Barr College Student College Student See fewer		In Love with My Brother's Best Friend (2025)
Jace Palm High School Friend High School Friend See fewer		In Love with My Brother's Best Friend (2025)
Tyler Shore High School Friend High School Friend See fewer		Law & Order: Special Victims Unit (1999)
Brenna Patzer Kaitlyn Party Friend Kaitlyn Party Friend See fewer		Command (2022)
Naomi Nelson Kaitlyn Party Friend Kaitlyn Party Friend See fewer		Mise En Place (2021)
Caroline Lucas Kaitlyn Party Friend Kaitlyn Party Friend See fewer		Intrusion (I) (2021)
Julia Urbealis Bar Patron Bar Patron See fewer		In Love with My Brother's Best Friend (2025)