Auteur theory was built for film directors, people who could be said to author a body of work over decades and with a degree of control. Television directors were long treated as the opposite: hired hands who arrive, shoot a script in a week or so, and leave the show's look to its producers. Kim Manners spent his time on The X-Files quietly making that distinction look thin.
By the count in his Wikipedia filmography, Manners directed 52 episodes of the series (some fan sources count 53), more than any other director. He arrived in the second season and stayed to the end of the original run. If you have a strong memory of what the show looked like at its peak, there's a good chance you're remembering a Manners episode.
The range
What stands out across his episodes is how little they have in common on the surface. Humbug, Darin Morgan's season-two comedy about a community of retired sideshow performers, needed a light touch and precise timing. Home, in season four, is a rural horror film so unrelenting that it became the first episode of the series to carry a viewer discretion warning. Monday, in season six, is a time-loop story whose structure depends on repeated set-ups that have to feel identical and slightly wrong at the same time. Field Trip, also in season six, is a hallucination that has to play as reality until it doesn't.
Those are four different genres with four different visual problems, and they were all solved by the same director, often within a year or two of each other.
Scale on a schedule
Manners was known on set for pushing the scale of what a television day could hold. Crews and cast have described him as demanding, funny and relentless. His episodes tend to feel physically bigger than their budgets: wider shots, more extras, more movement, more weather.
That ambition mattered on a show whose premise depended on making the audience believe that something huge was happening just out of view. A cramped, cheap-looking frame is fatal to a conspiracy story. Manners kept the world feeling large even when the story was taking place in a single house.
Horror grammar
Home is the clearest example of what he could do. The episode, written by Glen Morgan and James Wong, is set in a small Pennsylvania town with a farmhouse at its center. Manners shoots it with the patience of a feature horror film: long, quiet approaches, a sense of geography that makes you aware of exactly how far the house is from help, and violence that is staged so that the worst of it happens just outside the frame.
The episode's reputation can overshadow its craft. Fox repeated it once, on Halloween 1999, roughly three years after its first broadcast, and it has lived on largely as the episode people warn each other about. But it holds up because of how it was made. It is a precise exercise in what to show, what to imply and when to cut.
The legacy
Manners died on January 25, 2009. By then he had carried what he learned on The X-Files into Supernatural, a show that owes an obvious debt to the X-Files model of weekly monsters laid over a long mythology.
He's a useful corrective to the idea that television belongs only to its writers and showrunners. The X-Files had extraordinary writers. But the thing people remember, the look and the feel of the show at its height, was put on screen week after week by directors like Manners, working fast and refusing to make it look fast.