Locked filmmakers puzzle physical car pieces around moving cameras
The Illusion of the Sealed Cabin

How do you capture a continuous, three-and-a-half-minute shot inside a sealed vehicle without relying entirely on a green screen? In the film Locked, the production team faced this exact mechanical puzzle. Audiences expect seamless visual continuity. They want to feel trapped alongside the protagonist. However, a camera rig requires physical space to operate. It must pivot, pan, and pass through barriers that would normally block a lens.
Moving Parts Over Virtual Pixels
While modern directors often pivot to full CGI replacements, the team behind this production chose a tactile path. They rejected the sterile look of entirely digital pillars and glass. Instead, they sliced a physical car into modular puzzle pieces. Technicians mounted these individual components—doors, pillars, and structural panels—onto mobile dollies. Crews physically rolled these sections away just as the camera lens approached, then slid them back into position the moment the lens panned away.
Perfect Choreography Behind the Lens
This method demands extreme precision from the grip department. If a dolly operator moves a fraction of a second too slow, the camera collides with the door frame. If they move too fast, the actor's lighting changes prematurely. By keeping the seats and primary cabin elements real, the production preserved natural shadows and actor interaction. The physical car parts provide genuine reflections and tangibility. Computer-generated imagery was relegated to its proper role: supplementing the practical setup rather than replacing it entirely.
The Real-World Practical Advantage
This mechanical choreography proves that practical filmmaking solutions still yield superior on-set performances. Actors react differently when surrounded by real metal and glass. By coordinating human operators with camera movements, the film achieves a level of claustrophobia that a digital environment rarely matches.

How To Film THROUGH a Car.
WatchCorridor Crew // 1:02