Brian Duffield

Brian Duffield (born November 5, 1985) is an American writer-director. He wrote and directed the 2023 sci-fi horror film No One Will Save You and the 2020 dark comedy coming-of-age film Spontaneous. His previous writing credits include Love and Monsters (2020), Underwater (2020), The Babysitter (2017) and Insurgent (2015). He is known for having multiple screenplays included in The Black List, including his scripts for Jane Got a Gun (2015) and Your Bridesmaid is a Bitch.

Crew

Cocaine Bear

Producer

No One Will Save You

Writer, Director, Producer

The Babysitter

Executive Producer, Screenplay

Jane Got a Gun

Screenplay

Insurgent

Screenplay

Borderline

Producer

Good Luck in the Land of Mañana

Executive Producer

Your Bridesmaid Is a Bitch

Writer

Whalefall

Director, Writer, Producer

Vivien Hasn't Been Herself Lately

Director, Writer

Crumble

Director, Screenplay, Producer

Love and Monsters

Screenplay, Story

Spontaneous

Producer, Adaptation, Screenplay, Director

Underwater

Screenplay, Story

The Babysitter: Killer Queen

Executive Producer, Characters

Fail-Safe

Executive Producer, Screenplay

Quarantine

Writer

The Old Ballgame

Executive Producer