Coordinated series of shooting days for a film or series — one »unit« with fixed director, crew, rhythm. Budget and schedule hang on this block.
A campaign is the fundamental organizational and temporal unit of film production—a self-contained shooting period with a defined crew, a director, and a fixed budget framework. You don't plan the entire film at once; you break it down into several such campaigns, each with its own rhythm, its own locations, and often its own focus on specific settings. This is the only way large productions can be managed at all.
A campaign differs from an individual shooting day in that it forms a coherent unit—ideally lasting two to four weeks, shooting at the same locations or with the same actors. The Production Manager plans it down to the hour: Which scenes do we shoot in Campaign One (Munich, interiors)? Which follow in Campaign Two (Berlin, exteriors)? The screenplay is essentially segmented based on geographical and logistical priorities, not dramatic order. A campaign binds personnel: a Line Producer, a 1st AD, the same grips and gaffers for continuity in lighting philosophy. If you change locations, you often also change the campaign—and thus parts of the crew.
Practically, this means you negotiate locations not for a single day, but for an entire campaign. You book hotels in blocks. You calculate transportation costs per campaign, not per shoot day. If a campaign lasts four weeks and you're supposed to shoot 10 pages daily, that's 200 pages per campaign—that's your realistic rhythm. Many productions run with 2–3 campaigns; large series with 6–8. Budget control is always based on the campaign: "Campaign 2 is 12% over budget"—not "Tuesday was too expensive."
The biggest challenge: You must maintain continuity across all campaigns. If Campaign One and Campaign Three show the same character in the same clothes, but are three weeks apart, the costume designer must take photos. The Script Supervisor keeps a log of every detail change. Lighting also needs to "match" when scenes shot in different campaigns are cut together later. This is the invisible additional effort that every campaign structure entails—but without it, professional filmmaking would be impossible.