
Lucy Boynton (born January 17, 1994) is a British actress. Her first professional role was as the young Beatrix Potter in Miss Potter (2006), for which she was nominated for the Young Artist Award for Best Performance in a Feature Film – Supporting Young Actress. She went on to play Posy Fossil in 2007 in the BBC film Ballet Shoes. She also played the role of Margaret Dashwood in the BBC serial Sense and Sensibility (2008). She portrayed the mysterious model Raphina in the 2016 film Sing Street, a ghost Polly Parsons in the 2016 film I Am the Pretty Thing That Lives in the House and Countess Helena Andrenyi in the 2017 adaptation of Murder on the Orient Express. She played Freddie Mercury's partner, Mary Austin, in the biopic Bohemian Rhapsody (2018), for which earned the cast a nomination for Outstanding Performance by a Cast in a Motion Picture at the 25th Screen Actors Guild Awards. She portrayed Astrid Sloan in the Netflix series The Politician (2019–2020).

Late Night with Seth Meyers
TV • 2014

The Kelly Clarkson Show
TV • 2019

Jimmy Kimmel Live!
TV • 2003

The One Show
TV • 2006

Lewis
TV • 2007

Barbie
MOVIE • 2023

Modern Love
TV • 2019

Bohemian Rhapsody
MOVIE • 2018

The Politician
TV • 2019

Murder on the Orient Express
MOVIE • 2017

Gypsy
TV • 2017

Why Didn't They Ask Evans?
TV • 2022

Sense and Sensibility
TV • 2008

The Ipcress File
TV • 2022

Apostle
MOVIE • 2018

Miss Potter
MOVIE • 2006

The Pale Blue Eye
MOVIE • 2022

A Cruel Love: The Ruth Ellis Story
TV • 2025