On the open ocean, far from the West End's storied stages, a quiet cultural shift has taken hold: cruise ships have become genuine theatres, hosting Olivier-winning productions and celebrated theatre-makers who once would have dismissed the idea entirely. What began as an industry desperate to shed its sequined, nostalgic image has evolved into a serious artistic enterprise, drawing younger audiences who book voyages for the theatre rather than the sea. The transformation raises enduring questions about what we value in live performance — and who bears the cost of bringing it to unexpected pla