Demmileigh trained at Nadines Dance Company, Stockton Riverside (Hartlepool) and The Urdang Academy.
Theatre credits include: 9 to 5 the Musical (Savoy); 2020 The Musical (Natasha Mould); Flashdance (UK & International Tour); Sleeping Beauty (QDOS)
Television credits include: Dancing with the Stars Ireland and The Late Late Show London
Other work includes: Waiting…Concept Video and Tropic Skincare Event