Mimî M. Khayisa

Mimî Michelle Ndiweni (born 31 August 1991), since 2021 credited as Mimî M. Khayisa, is a British actress. She is known for playing Fringilla Vigo in Netflix's The Witcher, Tilly Brockless in the television series Mr Selfridge, and Ester/Jekasai in the stage production of The Convert at The Gate Theatre in London. She has also appeared on film in Catherine Called Birdy, Star Wars: The Rise of Skywalker, Cinderella and The Legend of Tarzan.

She won the Spotlight Prize in 2013 and went on to work for the Royal Shakespeare Company after graduating from Royal Welsh College of Music and Drama. Khayisa was also featured as One to Watch by the Independent in 2013 and was on the Evening Standards Stars of 2015 list after performing in the RSC's Midsummer Mischief Festival.

Early life Khayisa was born in England; her father is from Ntabazinduna in Matabeleland, Zimbabwe, and is the eldest son of Chief Kayisa Ndiweni, while her mother was a Zulu from South Africa and was the daughter of Reverend Geoffrey Bizeni Mkhwanazi, of Assemblies of God in South Africa. Her mother died at the age of thirty-seven. Khayisa grew up in Guildford, Surrey and started acting as a teenager, joining the Yvonne Arnaud Mill Street Studios while she was in secondary school. From there she went on to complete a degree at the Royal Welsh College of Music & Drama in Cardiff.

Spotlight Prize At age 21, Khayisa (then stylised as Mimi Ndiweni) won the Spotlight Prize – beating out competition from students from 20 top UK drama schools in front of industry experts - with her performance of Jenna Marbles’ How to Avoid Talking to People You Don’t Want to Talk To. King Lear where she played Cordelia, and Hamlet where she played Ophelia.

She left the RSC in 2015 to take on a regular appearance in the television show Mr Selfridge, but has returned to the RSC on a number occasions as a guest. Khayisa toured North America with the Royal Shakespeare Company in 2018, playing the part of Cordelia in King Lear in New York,

In 2025, Khaysia starred in another lead role, as Bonolo in the world premiere of Amy Jephta's A Good House at the Royal Court Theatre and the Bristol Old Vic, again, receiving critical acclaim from theatre critics.

Film and television

Khayisa's first appearance in a major film was as the Slipper Lady in Disney's Cinderella in 2015. She then played Eshe in The Legend of Tarzan in 2016, starring alongside Margot Robbie.

In October 2018, Netflix announced that Khayisa would be playing the part of Fringilla Vigo in The Witcher. She appeared in Season 1 (2019), Season 2 (2021) and Season 3 (2023).

In 2022, Khayisa appeared as Lady Berenice Sidebottom in Catherine Called Birdy.

Filmography

Film

Television

Theatre Title Role The Ant and the Cicada Laskarina Bouboulina Revolt. She Said. Revolt Again. Ensemble show Hamlet Ophelia The Taming of the Shrew Lucentio Wendy & Peter Pan Tiger Lily Soul Tammy Gaye The Convert Jekesai/Ester King Lear Cordelia A Good House Bonolo