Rose Decker

Acting

September 30, 2015 (10 years old)

Acting Credits

Biography

Rose Kathryn Decker (born September 30, 2015) is an American child actress and model. She is best known for work on HBO's limited series Mare of Easttown (2021) and Nikyatu Jusu's Sundance-winning film Nanny (2022)

Known For

The Blacklist

Lily Dawson

FBI

Ella Blake

Evil

Toddler (uncredited)

Servant

Bat Girl

Mare of Easttown

Kenzie

Nanny

Rose

Audrey's Children

Child

Kidnapped by a Killer: The Heather Robinson Story

Young Heather

Filmography

Audrey's Children

2025

as Child

7.7

Kidnapped by a Killer: The Heather Robinson Story

2025

as Young Heather

7.2

Nanny

2022

as Rose

5.3

Mare of Easttown

2021

as Kenzie

8.2

Evil

2019

as Toddler (uncredited)

7.8

Servant

2019

as Bat Girl

7.5

FBI

2018

as Ella Blake

7.9

The Blacklist

2013

as Lily Dawson

7.6