Ever wondered how a cruise ship puts on a West End-calibre show night after night in the middle of the ocean? Leopoldo Flores, a senior sound technician with Marella Cruises, has pulled back the curtain on the work that keeps the entertainment running at sea.

Flores' team is responsible for up to 12 different production shows during a typical 14-night sailing. Each performance is choreographed almost to the second — lighting, automation, music cues and sound effects all have to land precisely, with no room for the kind of improvisation you might get away with in a land-based venue.

His day starts well before guests take their seats. Mornings are spent checking equipment in the theatre, followed by technical rehearsals ahead of the evening performances. Once the show is on, Flores is live at the sound desk, balancing vocals, backing tracks, the live band and effects in real time. It's essentially a nightly live-mixing job with higher stakes and tighter margins than most shore-side theatres.

The toughest stretch of the job, he says, is what the crew calls the cast-install period — the window when up to 12 productions have to be staged, rehearsed and ready to go in a very short time. That means serious planning and a technical crew working in lockstep with the performers before a single paying guest has seen the show.

Why does Marella invest so heavily in this? Because entertainment has become a genuine selling point for the line. Flores points to the variety on offer: one evening might bring a full-scale musical production, the next a tribute act or a guest comedian. The pitch is essentially West End production values — professional performers, live bands, full technical staging — included in your holiday rather than billed as an optional extra.

For cruise-goers, this is a useful reminder of what's actually included in the fare. On a Marella sailing you're not getting a single resident singer on a small stage; you're getting a rotating programme of a dozen shows on a two-week trip, which means the entertainment alone can justify choosing a cruise over a resort stay. It also explains why cruise entertainment keeps drawing bigger audiences — the production standards have quietly caught up with (and in some cases passed) what many city theatres offer.

And if you've ever strolled past the ship's theatre at 9am and heard muffled soundchecks, now you know: that's the crew doing the unglamorous work so the 8pm curtain rises without a hitch. When it all clicks and the audience is absorbed in the show, Flores says, that's the payoff.

Full credit to Cruise Industry News for the original interview.