Welsh actress, Guildhall trained.  

Recently appeared in NOTHING ON EARTH at the Yvonne Arnauld Theatre, directed by Rosamunde Hutt

Recent television credits include appearances in EMMERDALE, THE B@IT, THE PEMBROKESHIRE MURDERS and THE ACCIDENT, and on the big screen Rhiannon worked on the feature film A CHRISTMAS NO 1 for Lupus Film/Sky Cinemas