Frame holding two people — dialogue or relationship moment. Standard conversation setup, demands careful positioning for eye-line or visual tension.
As soon as two people land in the same frame, you suddenly need a completely different consideration than with a single shot. The two shot — called a Two Shot in English-speaking sets — is your standard currency for dialogue scenes, and anyone who doesn't have it under control loses time and presence in the edit.
At its core, it's about positioning: where do your two actors stand in relation to each other, how close do they get, which line of sight do you follow with the camera? A two shot can be set up frontally — both people looking at each other or towards the camera — or you can work with profiles, front-to-back depth staging. My standard procedure on set: I position the camera so that I see at least one character clearly, while the other — depending on the drama — emerges more or less from the shadow of the first. This automatically creates visual hierarchy and prevents the deadly stare-down feeling of two equally weighted heads side-by-side.
The classic two shot configuration often works with a slight offset: the more active speaker sits or stands closer to the camera, the other is positioned further away or cropped. This makes the dialogue rhythmically more interesting and gives the edit more flexibility — you can later switch between close-ups (which you shot in parallel) and this combined shot without it looking jerky. Make sure the eyeline is correct. If one person is much taller than the other, you'll need a small riser or have to angle the camera accordingly. Otherwise, it always looks odd in the edit.
A practical tip from experience: Always shoot your two shots with a little more distance than you think you need. In digital format, it's faster to zoom in during editing than to later realize you're lacking headroom. And don't forget to use depth of field in your two shots — if you want one person to remain present while the other speaks, adjust the focus accordingly and don't just keep both equally sharp. This is called focus pulling and is your best weapon against visual boredom in long dialogue sequences.