Keziah Joseph (born 12 August 1992 in Hammersmith, London) is a British actress who trained at The Royal Central School of Speech and Drama. She won the BBC Carleton Hobbs Bursary in 2016 and following graduation, joined the Radio Drama Company. Joseph currently plays Sheila in BBC Radio 4 Drama series, 'Faith, Hope & Glory' and recently voiced both the Elephant leader & Gemma in Season 6 of animation series 'Octonauts: Above And Beyond (Season 2 Episode 6) - The Octonauts and the Salt-Mining Elephants' (2022). She played Fran in Universal's 'Crush Hour the Musical' alongside Ellie Goulding and Rory Kinnear (2022).
Joseph made her professional theatre debut in Sandi Toksvig's 'Silver Lining' in 2017 and has gone on to work prolifically in theatre across the UK. She played Bibi - a fictional NHS nurse - and Betsey - a real African American enslaved woman experimented on by J Marion Sims in the 1800s, in the award-winning play 'Family Tree' by Mojisola Adebayo, directed by Matthew Xia (2021 and reprised in 2023). In 2021 she also played Tia in the award-winning Wayward Productions/Complicité play 'Language of Kindness' adapted from the novel of the same name by Christie Watson. She played Lucy Pevensie in Sally Cookson's The Lion the Witch and the Wardrobe (2019) at The Bridge Theatre alongside Wil Johnson as Aslan and Laura Elphinstone as the White Witch. She played Polly in the Olivier-nominated 'Mr Gum and the Dancing Bear' (2019) at the National Theatre alongside Steve Furst and Gary Wilmot, adapted from the best selling children's books of the same title by Andy Stanton.
Joseph began writing plays in 2021 and her first short play, 'Vanitina' won an open call to be published in German magazine, DRAMA MAGAZIN. It was printed and sold in Berlin in 2022.