[8] Her West End debut was at Wyndham's Theatre in Wise Child (1967) by Simon Gray, in which she starred alongside Sir Alec Guinness[2] and was nominated most promising new actress.
She played Phaedre at the Edinburgh Fringe in 2007 and Rosa Parks, Josephine Baker and Wangari Maathai in Alison Mead's A Century of Women at Leicester Square Theatre (2011).
[citation needed] Her television appearances include: Ken Loach's Up the Junction (1965), Doctor Who (1965),[10] Cathy Come Home (1966) and Poor Cow (1967), as well as appearances in the original Till Death Us Do Part, Z-Cars, Callan, Doctors, New Tricks, The Armando Iannucci Shows, Chambers, The Bill, Who Do You Do and A Bird in the Hand, a Tube Tales episode directed by Jude Law.
[citation needed] Her film credits include Till Death Us Do Part (1969), The Smashing Bird I Used to Know (1969), Trog (1970), My Lover My Son (1970), The Alf Garnett Saga (1972), Sammy and Rosie Get Laid (1987), The Love Child (1988), The Punk and the Princess (2003), Kidulthood (2006) and Paddington (2014), and she made several shorts with director Isaac Julien, including The Attendant (1992) and Vagabondia (2000), which was shortlisted for that year's Turner Prize.
[citation needed] For twenty years until 2016, she was joint Artistic Director of the award-winning Rosemary Branch Theatre with Cecilia Darker,[13] where she regularly performed live music.
[citation needed] She also reviewed for The Listener magazine and the Times Educational Supplement and contributed a chapter to Theatre in a Cool Climate (Amber Lane Press, 1999).
[16] In August 2024 Sylvestre appeared on BBC's Antiques Roadshow, with treasured mementos from her early career, including a hand-made Christmas card from Jimmy Page.