Hybrid of historical setting and fictional narrative — real epochs, invented characters and scenes. Documents atmosphere and social codes rather than strict facts.
You're sitting in the cutting room and have three hours of footage from a costume drama — the set is 1870s Paris, the main character a fictional courtesan, but every poster on the wall, every gas lamp, the cobblestone texture, it's all researched to the point of obsession. That's histo-fiction. It doesn't work like a historical film that chains itself to facts, nor like pure fiction without a temporal anchor. It takes the liberty to invent characters, to construct scenes — but in the documentary guise of an era. The atmosphere becomes the truth.
You notice it immediately on set: The production designer works like an archaeologist who then writes fantasy. Every prop, every costume detail must reflect the period, because the audience unconsciously registers whether the mood is authentic — not whether every scene actually happened that way. The cinematography is guided by documentary lighting conditions of the time (or a fantasy thereof), the editing pace, the movement sequences should feel like the era. This distinguishes histo-fiction from a pure biopic or a period melodrama, which is less concerned with historical accuracy.
In practice, this means: You can tell a fictional love story in the Weimar Republic, but the Golden Twenties — speakeasies, inflation, art scenes — must become visible. The plot is invented, the context is not. This creates a special space between documentary and drama. Films like Marie Antoinette (Sofia Coppola) or Anna Karenina play with this: historical material as a backdrop for psychological or emotional truths of invented or fictionalized characters.
The advantage: You're not bound by screenplay chains through Wikipedia. The disadvantage: Audiences immediately notice errors in material culture because the historical accuracy of the world is the only bridge to credibility. If the fiction is weak, the beautiful era won't carry it. So, work closely with your set designer — histo-fiction thrives on the tension between researched detail and free dramaturgical hand.