They began dancing at the age of four and, at the age of 16, began training as an actor and singer at the
Laine Theatre Arts School. Provost-Chalkley began appearing on television in 2008 as a dancer in the
ITV series
Britannia High. In 2010, they were an
alternate in the
West End hit musical
Dirty Dancing. In 2012, they starred as Vanya in the British
thriller film The Seasoning House and were featured in an episode of the
E4's sitcom
The Midnight Beast. On stage, they played Holly in
Viva Forever!, a
jukebox musical about the
Spice Girls that took place in
West End from 2012 to 2013. In 2016, they began playing Waverly Earp on the Canadian-American television series
Wynonna Earp, a performance for which they received considerable fan attention; they have been noted for their performance of a
queer character by the
LGBT community. They originally auditioned for the lead role. In 2018, they, along with the cast of Wynonna Earp, received the People's Choice Award for best Sci-Fi show. The show won as a write-in candidate due to the show's fandom known as "Earpers". They have also played a variety of guest roles in other television series, including on
Murdoch Mysteries (2016) and
12 Monkeys (2017) In 2017, they played a supporting role in
The Carmilla Movie, a feature film based on the popular web series
Carmilla. In 2019, they played the role of Sue in the
queer holiday movie,
Season of Love, where they performed a
Billy Steinberg song, "Lift Your Spirit Up". Wrote songs "Pride Liberates" and "Keeping Me Safe" which are sung by singer/songwriter and friend, Emy Taliana. Both songs can be heard on Emy Taliana's album, "Everything Is Love." ==Personal life==