Brianne Tju

Actor Jun 14 (age 27) Los Angeles, California, USA 2000–2025 (25 year career)

6.8 avg rating

Biography

Brianne Ashleigh Tju is an American actress. She is known for her roles as Riley Marra in the MTV series Scream, Alex Portnoy in the Hulu series Light as a Feather, Alexa in 47 Meters Down: Uncaged, and Margot in I Know What You Did Last Summer.

Known For

Film

47 Meters Down: Uncaged

Alexa

Film

Uglies

Shay

Film

Light as a Feather

Alex Portnoy

Film

I Know What You Did Last Summer

Margot

Film

Three Months

Dara

Film

Gone in the Night

Greta

Film

Unhuman

Ever

Film

Grey's Anatomy

Stacy

Filmography

Acting (42)

Movies (16)

Bark

2025

as Bella

Uglies

as Shay

Agonist

as Darla

Three Months

as Dara

Gone in the Night

as Greta

Unhuman

as Ever

47 Meters Down: Uncaged

as Alexa

The Blazing World

as Kelly

The Crooked Man

as Violet

Pass the Light

as Mary Jane

The Massively Mixed-Up Middle School Mystery

2015

as Gaby Perry

County

as Olivia

Lilly's Light

as Katie-Lyn

Opposite Day

as Client #2

Fade to Black

as Brianne

His Date

as Naomi

Television (26)

High School

2022

as Ali

7.1

I Know What You Did Last Summer

as Margot

The Rookie

as Finley

9-1-1

as Hannah

A.P. Bio

as Dallas

Light as a Feather

as Alex Portnoy

See Plum Run

Love Daily

as Christine

Famous in Love

as Xu YiFei

Life After First Failure

2017

as Jasmine

Chicago Med

as Amira Seng

iZombie

as Amy

Scream: The TV Series

as Riley Marra

Chicago P.D.

as Mira Davis

The Thundermans

as Joanie

Liv and Maddie

as Alex

Save Me

as Riley

See Dad Run

as Taylor

So Random!

as Cassy

R. L. Stine's The Haunting Hour

as Jessica Chen

Sons of Tucson

as Robin

Make It or Break It

as Genji Cho

Cory in the House

as Haley

Just Jordan

as Margaret

Grey's Anatomy

as Stacy

Curb Your Enthusiasm

as Girl Scout #3