The rise of the limited series

The limited series was, for most of American television history, a curiosity — an occasional prestige experiment, usually shown over consecutive nights and then filed away as a novelty. In the last five years it has become the dominant unit of American drama commissioning. Most of the shows getting Emmy nominations, most of the shows generating cultural conversation, and most of the shows landing on the year-end critical lists are limited series.

The reason is structural. A limited series lets you cast a movie star for six weeks instead of six years. It lets you close a story rather than defer its resolution across three renewals. And it lets a streamer point at a discrete piece of intellectual property in a way the algorithm can market. From a production accounting standpoint, six episodes is the length at which the marketing spend and the residuals math balance in favour of the network.

The best examples are the ones that would have been three-hour films in a different economy. The Underground Railroad, I May Destroy You, Chernobyl, Mare of Easttown, Beef — each of them uses the limited-series form to do something the theatrical two-hour cut would not have room for, and each of them keeps a discipline that the sprawling multi-season prestige show lost sometime around 2018.

The counter case is that the format flattens ambition. A show that has to close in six hours cannot risk the slow accretion of character that the great long-running dramas — The Wire, Deadwood, Mad Men, Breaking Bad — were built on. And a director-of-photography shooting a six-week block never has the room to develop the show the way a returning cinematographer does. Some of that is real. Some of it is nostalgia for a version of Peak TV that was, itself, a limited economic moment.

What is undeniable is that the limited series has become the format in which serious writers and directors can still get an idea onto a screen without being asked to build a franchise. That is worth defending. If the streamers want to keep the prestige side of their business durable, this is the form to keep commissioning. It is also, not coincidentally, the form the audience has demonstrated it will actually finish.