A routine stop on an American road. A driver who says she has just given birth. A newborn in the car, and blood that belongs to neither of them. Maternal Instinct, a 2026 true-crime documentary directed by Jessica Dimmock, starts from that moment and works outward through the lies that follow.
What is Maternal Instinct about?
The film opens on the police stop itself and then steps back to ask how a woman came to be on that road with an infant that was not hers. Rather than racing to a verdict, Dimmock's documentary tracks the story in the order the people around it lived through it: first confusion, then suspicion, then a slow accumulation of contradictions as the driver's account fails to line up with the physical evidence. Relatives, friends and acquaintances of the people involved speak on camera, and the film gives room to the ordinary details, the small lies and small-town relationships, that turned out to matter. Across its ninety-seven minutes the picture that emerges is of a deception built up over months.
About the cast
The documentary features Jessica Brookes, Wade Griffin, Taylor Parker and Reagan Simmons-Hancock among the people whose lives intersect with the case. As is usual for the genre, there are no performances in the scripted sense; the film relies on first-person interviews and police dashcam and body-camera footage. Jessica Dimmock directs, shaping the testimony into a narrative account rather than a courtroom reconstruction.
Context & significance
True-crime documentaries built around a single case have become one of the most watched non-fiction formats of the past decade, and Maternal Instinct belongs to the strand that favours first-person testimony and primary footage. Its subject, a fabricated pregnancy that unravels under police questioning, sits at the intersection of two themes the genre returns to often: the pressure to perform motherhood, and the way a small lie, maintained long enough, demands larger ones. The film is a United States production and a 2026 release.
Watching Maternal Instinct on Ktime
Maternal Instinct is available on K-Time with a Persian dub and Persian subtitles, so Farsi-speaking viewers can follow the interviews in either form. A K-Time account login is required to stream the film; this page is free to read without one. The catalogue is designed for Persian speakers, with a fully Farsi interface.