Sabrina Lois Bartlett (born September 12, 1991) is an English actress. She is known for her television work, notably, playing Siena Rosso in the first series of Bridgerton (2020) and playing Mariette Larkin in The Larkins (2021).
Doctor Who
Series • 2005
Game of Thrones
Series • 2011
Midsomer Murders
Series • 1997
Holby City
Series • 1999
Bridgerton
Series • 2020
The Last Sunrise
Movie • 2026
Victoria
Series • 2016
Poldark
Series • 2015
Versailles
Da Vinci's Demons
Series • 2013
Knightfall
Series • 2017
The Innocents
Series • 2018
Suspects
Series • 2014
The Larkins
Series • 2021
F Valentine's Day
I, Jack Wright
Series • 2025
The Passing Bells