Roseanna Brown

About me

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Roseanna Brown

About me

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Most recent work in WWII feature Pressure for Focus Features, directed by Anthony Maras (Hotel Mumbai), starring Andrew Scott & Brendan Fraser --release May 29th 2026

She began her screen career on CBBC, before joining four of the Harry Potter films and later Marvel’s Thor: The Dark World.
After signing a major record deal and fronting the band, The Rua, she toured throughout the US and UK, opening for Westlife, Rob Thomas, James Arthur and others, achieving four Top 40 Billboard Hot AC singles and spending 52 weeks on the charts.

Having returned to acting, Roseanna recently wrapped on Pressure, further building on her experience across studio franchises and prestige drama.

Now focused on screen work, Roseanna recently wrapped Pressure, while continuing to write, record, and release music alongside her film & TV roles.


24-34 yearsLos Angeles County (US), Greater London (GB)
Genderfemale
Acting age24-34 years
NationalityIrish, American, British
Main professionActor
Driver's licensesCar class
Eye colorblue-green
Hair colorred
Height (cm)170
LanguagesEnglish
DialectsAmerican Southern EnglishBelfastEssexIrish accentLondonLondonderryNorthernRP(native dialect)Standard American EnglishStandard British English
InstrumentsKeyboard/SynthesizerGuitarPiano
SportAthleticsBowlingHorse ridingIce skatingSwimmingWeight training
PitchSoprano, Mezzo-soprano
SingingA cappellaBalladClassicOperaPopfolk song
Special skillsSinger-songwriter
Training

Royal Holloway University of London: Music & Drama Major - in Performance 2009 - 2012 ( London) - (Classical singing)

Other professional training
2025
Deborah Aquila Studio
Lisa Robertson Masterclass Scene Study

Film
2026
Pressure (Feature film)
Operator
Andrew Maras Focus Features/Working Title Films/ Studio Canal
2020
Song Bird (Feature film)
End Title Song 'Kingdom' singer and songwriter
Adam Mason STX Entertainment
2019
Dumbo (Feature film)
Joplin Woman
Tim Burton Walt Disney Pictures
2014
Malificent (Feature film)
Courtier woman
Robert Stromberg Walt Disney Pictures
2013
Thor: The Dark World (Feature film)
Kara - Fandrals Wench
Alan Taylor Marvel
2012
Snow White and the Huntsman (Feature film)
Courtier
Rupert Sanders Universal
2011
Harry Potter and the Deathly Hallows (Feature film)
Slytherin student
David Yates Warner Bros
2009
Harry Potter and the Half Blood Prince (Feature film)
Slytherin Student
David Yates Warner Brothers
2007
Harry Potter and the Order of the Phoenix (Feature film)
Leora Leon- Slytherin Student
David Yates Warner Brothers
Television
2022
House Of the Dragon
Highborn Woman 1
Miguel Sapochnik Warner/HBO
2022
Anatomy of a Scandal
Prosecution Council
SJ Clarkson Netflix
2021
Citadel
Ashleigh Cummings - Standin
Russo Brothers, Newton Thomas Sigel, Jessica Yu, Amazon MGM Studios
2020
Pennyworth
Waitress
DC comics
Other
2016
The Rua - Won't let go (Music video)
Lead Girl
Declan Whitebloom Black Dog
2013
The Rua - Fight For What's Right (Music video)
Lead Girl
Frank Borin UnderWonder Productions
Commercial
2020
Genting Bet
Bex - Mixologist