Britbox's mesmerising 14-hour ad shows the history of filmmaking techniques in a single take

Image of an actor in period costume in a Britbox advert.

In these AI-dominated times, it sometimes seems the goal is to make creative work ever faster and cheaper, so it's refreshing to see a brand championing the long, painstaking process of creation.

The latest ad from British streaming service Britbox turns the art of the behind-the-scenes film into a epic live-action human animation.