A white card model is a plain, unpainted scale model of a stage set, traditionally made from white card so a design team can test shape, space and scale before committing to anything more finished. There's no colour, almost no texture and very little detail -- and that's the point. It isn't there to show what the set will finally look like. It's there to show whether the idea works in three dimensions.
A great many designs pass through some version of this stage, though no two designers work in quite the same way. A groundplan drawn flat on paper hides a lot: it's hard to see from a plan how a raised platform will mask an actor's feet from the front row, how a doorway reads from halfway back in the stalls, or how much floor is left to cross once the furniture is in. A white card model is where those questions get answered -- while they're still cheap to answer.
Why designers make one
Leaving the colour out is deliberate. Once a model is painted and dressed, people in the room start reacting to the finish: the wallpaper, the wood tone, whether that particular blue is right. Those are real conversations, but they come later. A white card model keeps attention on the things that are hardest and most expensive to change once building starts: mass, height, proportion, where the entrances fall, and the relationship between the performer and the space around them.
It also gives a director and designer something to work over together. You can stand either side of the same small model, lift a level or shift a wall, and see straight away what it does to the stage picture. Lighting designers and stage managers often get an early read from it too: where light will need to reach, or how a scene change might be managed, before anything is built.
Held to a scale, a white card model lets you check practical things that matter in performance:
- sightlines from different parts of the auditorium, particularly more restricted or extreme viewing positions
- whether changes of level read clearly or simply crowd the stage
- how much usable playing space the actors are actually left with
- where entrances and exits fall, and whether they suit the staging
- the proportion of the set against a human figure
That last point is why a model usually includes a small scale figure, a person built to the same scale as everything else. Scales vary with venue, country and production, but 1:25 is common in the UK, and a 1:25 figure quickly reveals a doorway that's too low or a rostrum that has quietly become a climbing frame.
Where it sits among the other models
The white card model is one of several a designer might make, and the terms shift a little from one rehearsal room to the next. A sketch model, or rough model, tends to come first: quick and exploratory, sometimes at a smaller scale, used to try a concept rather than to pin down measurements. The white card model is more considered, built to scale and structurally honest, but still bare.
It's often built to sit inside a model box: a scaled representation of the theatre or performance space itself, taking in features like the proscenium, the wings and the stage floor, so the scenery is seen within its actual frame rather than floating free. Strictly speaking, the model box represents the space, while the white card scenery sits within it. The same model box can later hold a more developed presentation model, painted, textured and dressed, which resolves the look of the design and communicates it to the company, though the building of the set usually works from technical drawings and specifications rather than the model itself.
These aren't fixed steps on a single approved path, and not every production makes all of them. The distinction worth keeping hold of is between models that test an idea and models that present a resolved one. A white card model belongs firmly in the first group.
What gets left out, and why
Colour, plainly, but also surface detail, dressing and decoration. What stays is structure: walls, floors, levels, stairs, the larger furniture masses, and the shape of the space itself. The restraint does a job. A white card model is a tool for thinking, and the less it tries to be a finished picture, the more clearly a team can weigh the big decisions.
The white card model in student work
Students working on theatre design, whether for GCSE, A-level or a BTEC course, may well come across the white card model, and it's a useful thing to be able to make and to talk about. Where design forms part of the work, explaining why you would strip a model back to plain card, to concentrate on space, scale and sightlines rather than decoration, can help demonstrate an understanding of how a design develops. It often says more than a beautifully finished model does on its own, because it treats design as a sequence of decisions rather than a single end product.
Digital white card models
None of this makes the physical version redundant. Cutting and folding a set by hand is a genuinely useful way to get a feel for structure and scale, and a model you can pick up and turn under a lamp has a tactile, immediate quality that digital tools don't completely reproduce.
But a physical model is slow to alter and exists in only one place, which is awkward when the director is elsewhere or several people need to work from the same version. This is the part digital tools handle well. Software can produce a white card view from a scale plan, so the spatial thinking survives without the craft knife, and, more to the point, without rebuilding the model by hand every time the design moves on.
Setplot is built around that idea. The 2D metric groundplan is the source of truth: you draw the stage to scale (centre line, plaster line, wings, entrances, platforms and furniture) and the white-card 3D model is derived from it automatically. Because the plan drives the model, you're never making the set twice; move a wall on the plan and the three-dimensional version follows. Within the same production you can look at the venue geometry itself and check audience sightlines from particular seats, which is precisely what a white card model is for. If a show is touring or transferring, you can test the same design against another stage's dimensions without starting from scratch.
The core drawing tools are free, including a board you can use before you make an account, which makes it a reasonable place to do early design work, for a student, an amateur company, or a professional roughing out a larger show. Whether it's cut from card or generated from a groundplan, the aim is the same: to find out whether the space works while it's still easy to change.