Bucking Fastard
As of April 28, 2026, Bucking Fastard is a feature film that is in post-production. The production company attached is Werner Herzog Filmproduktion. Attached are director Werner Herzog; and producers Agnes Chu, Ariel Leon Isacovitch and 1 other. Cast includes Kate Mara and Rooney Mara. It was scheduled to start shooting in Ireland and Slovenia in May 2025. Production List last updated this listing on April 28, 2026.
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Project Summary
A film based on the true story of inseparable twin sisters Joan and Jean, who live on the fringes of society. The story is inspired by Freda and Greta Chaplin, twin sisters who became infamous in the 1980s for their obsessive behavior toward a neighbor, leading to a restraining order. The film explores themes of obsession, sisterhood, and societal alienation.
Production Contacts— Members Only
The production office contacts for Bucking Fastard are on file at Production List, last updated April 28, 2026, and are available to members. Membership is $29.95 for the first month.
Cast & Crew
Directing
| Director | Werner Herzog |
Writing
| Writer | Werner Herzog |
Production
| Producer | Agnes Chu |
| Producer | Ariel Leon Isacovitch |
| Producer | Clara Wu Tsai |
Cast
| Cast | Kate Mara |
| Cast | Rooney Mara |
Contact details for each person listed are on file and available to members.
Working on Bucking Fastard
Bucking Fastard has finished principal photography. How productions hire crew · Working as an extra · Reaching the production office
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Source: Production List, published by the Film & Television Industry Alliance. Cite this page as https://www.productionlist.com/production/bucking-fastard (last updated Apr 28, 2026).