
Madeline Walter
Biography
Madeline Walter is an American actress, comedian, and writer originally from New Jersey, who later attended the University of North Carolina at Chapel Hill for her undergraduate studies. After graduating, she relocated to Los Angeles, where she began studying improvisational comedy at the Upright Citizens Brigade Theatre (UCB).
In her creative career, Walter has made her mark both in front of and behind the camera. As a writer, she was among the first duo—alongside Paul Welsh—to be hired for "Brooklyn Nine-Nine" (2013–2021), serving as executive story editor and writer across multiple episodes. After her stint on "Brooklyn Nine-Nine," she continued collaborating with Welsh on the television series "Killing It" (2022), where she contributed as a writer. Additionally, she co-wrote the feature film "Mack & Rita" (2022), starring Diane Keaton.
As an actor, Madeline Walter is known for her appearances on "Brooklyn Nine-Nine" (2013, 2019–2021), portraying characters such as Tiffany and GIF Woman. She has also acted in the comedic film "Textbook Adulthood" (2015).
In the world of performance and comedy, Walter remains deeply rooted in improv. She is an alumna of UCB Theatre and continues to perform in Los Angeles with improv teams Cardinal Redbird and Search History.
Known For

TV
Brooklyn Nine-Nine
GIF Woman
2013

TV
Brooklyn Nine-Nine
Tiffany
2013

TV
Weeds
Assistant
2005

TV
Childrens Hospital
Waitress
2008

TV
Wonder Man
Madeline
2026

TV
The Defenders
Reporter
2010

TV
Playing House
Apryl
2014

TV
Garfunkel and Oates
Shelly
2014

Film
Playing Doctor
Dorothy
2015

Film
The Vibrator
Girlfriend
2012

Film
Monster Machine
Terror Twin
2013

Film
Cold War
Maggie Berry
2017
Film
Love 'N' Oven
Jill
2018
Filmography
2026TVWonder Manas Madeline2018FilmLove 'N' Ovenas Jill2017FilmCold Waras Maggie Berry2015FilmPlaying Doctoras Dorothy2014TVGarfunkel and Oatesas Shelly2014TVPlaying Houseas Apryl2013FilmMonster Machineas Terror Twin2013TVBrooklyn Nine-Nineas GIF Woman2012FilmThe Vibratoras Girlfriend2010TVThe Defendersas Reporter2008TVChildrens Hospitalas Waitress2005TVWeedsas Assistant