Articulated figures with flexible wire skeletons photographed frame-by-frame — tactile, time-intensive. Distinctive analog quality; Aardman and Laika standard.
You need a puppet-like figure that moves, but is entirely under your control — frame by frame. That's stop-motion with wire armature. A wire skeleton, flexible, with ball or ball-and-socket joints, is repositioned by hand in tiny increments, photographed in between. 24 frames per second means: one second of runtime = 24 individual adjustments. It's not fast, but it works.
The practice on set is tricky. The wire skeleton must be stable enough to hold the figure, but flexible enough to allow natural poses. Too tight: the movement becomes jerky, unnatural. Too loose: the figure slumps, falls over, and you have to rewind ten frames. The best solution is a thick, highly flexible wire — usually aluminum or steel with fabric lining — combined with ball-and-socket joints. The covering goes over the skeleton: silicone, foam, latex. Everything must be light enough so the wire doesn't buckle, heavy enough to simulate weight.
The camera remains static, ideally on a tripod or a motion-control rig, so the perspective doesn't shift between frames. Even a millimeter of camera shift looks like an error later. The lighting must remain constant — every lamp, every reflector stays where it is. Photograph one frame, move the figure millimeter by millimeter, next frame. For hours. One minute of finished animation typically requires two to three days of pure photography.
What's the advantage over CGI? The look. Wire figures cast real shadows, reflect real light, sit in real sets. There's a materiality that 3D rendering struggles to imitate. Studios like Aardman or Laika have perfected this — the figures feel real because they are. The disadvantage: scalability. If you have a hundred characters, you need a hundred wires, a hundred skeletons. That's why stop-motion with wire armature is now more of a niche craft, valuable for projects where this handmade, warm look is central.