Brittney Leigh Lower (born August 2, 1985) is an American actress best known for her roles as Liz in Man Seeking Woman (2015-2017), Tanya Sitkowsky in Unforgettable (2011-2017), and Helly R in Severance (2022-).
Known For

Psycho Therapy: The Shallow Tale of a Writer Who Decided to Write About a Serial Killer
Suzie
2025

Darkest Miriam
Miriam Gordon
2025
Until the Wedding
Naomi
2023

Show Pony
Kate
2022

Severance
Helly Riggs · (19 episodes)
2022

American Horror Stories
Fay Mellon · (1 episode)
2021

Circus Person
Ava
2020

Holly Slept Over
Audra
2020

The Kelly Clarkson Show
(1 episode)
2019

A Civilized Life
Jack
2018

Staycation
Jill
2018

The Shadow Hours
Dorothy
2018

Future Man
Jeri Elizabeth Lang · (5 episodes)
2017

Ghosted
Claire · (1 episode)
2017

Mr. Roosevelt
Celeste Jones
2017

Domain
Phoenix
2017

Quotidien
Self - Guest · (1 episode)
2016

Don't Worry Baby
Anna
2016

Wrecked
Margot Wallace · (1 episode)
2016

Bad Internet
(1 episode)
2016
How to Lose Weight in 4 Easy Steps!
Rachael
2016

Swell
Ana
2016

Sisters
Mrs. Geernt
2015

The Late Show with Stephen Colbert
Self · (1 episode)
2015

Those People
Ursula
2015
The Shells
Alex
2015

Man Seeking Woman
Liz Greenberg · (30 episodes)
2015

Beside Still Waters
Olivia
2014

The Letter
Kathleen
2012
The Worst
Ryan
2012

Unforgettable
Tanya Sitkowsky · (12 episodes)
2011
Spark
Suze
2010
Sender

The Jonathan Ross Show
Self - Guest · (1 episode)
2011

It's Always Sunny in Philadelphia
Lisa · (1 episode)
2005

Law & Order: Special Victims Unit
Jess Hardwicke · (1 episode)
1999
I Will Find You
Rachel Mills · (8 episodes)