Briony trained as an actor in Manchester and then as a theatre-maker for two years at École Internationale de Théâtre Jacques Lecoq, Paris (2012-2014). As a performer she has worked with companies including the BBC, Vamos, Flabbergast Theatre, Making Faces Theatre, David Glass Ensemble, Gruff Theatre, RiFT, JonLuke McKie, Aya, Babel, Arts for Action, Mark Winstanley and Mark Bell. She trained in Butoh dance with Daisuke Yoshimoto at The Grotowski Institute, Wroclaw.
In 2018 she acted as movement director for Flabbergast on their immersive show The Swell Mob which received five-star reviews and an Editor's Choice award at the Edinburgh Fringe and directed a piece for the David Glass Ensemble in Beijing (The Waves; Gu Yin Theatre). In 2019 she has led workshops in China and the UK, has produced and played the title character in Created a Monster's collaboration with the David Glass Ensemble 'Mortgage'; played the lead in Babel Theatre's 'The Fall' at HOME mcr; directed 'Not About Nightingales' by Tennessee Williams with 22 16-18 year old rugby players for The Charlie Waller Memorial Trust in aid of Male Suicide Prevention; directed 'The Love of the Nightingale' by Timberlake Wertenbaker for the University of Salford; played in the London run of The Swell Mob as well as various other performance projects. She is Artistic Director of Created a Monster, and Associate Artist at the David Glass Ensemble and Babel.
She is represented by Samantha Dodd at Carey Dodd Associates.