Marios graduated from Arts Educational Schools London, where he studied Musical Theatre.
Theatre credits include: Dick Whittington at the Towngate Theatre, Basildon; Edges at the Landor Theatre, London; a workshop of a new musical, For Queen and Country; Dick Whittington at the Bristol Hippodrome; Aladdin at the Wyvern Theatre, Swindon; vocalist for the open-air event Christmas at the Scoop, and dancer for the 2010 Whatsonstage.com Theatregoers’ Choice Awards at the Prince Edward Theatre.
