Core Points - The BFI London Film Festival concluded with Argentine director Lucia Martell winning the best film award for "Landmarks," but the event was overshadowed by concerns over potential tariffs on films produced outside the US [1][2] - President Trump's threat to impose a 100% tariff on foreign films could severely impact the international film industry, particularly affecting the UK film sector [2][3] - The UK film industry is heavily reliant on US investment, with 65% of its production spending coming from US studios and streaming services [16] Industry Impact - The proposed tariffs could make film projects significantly more expensive and difficult to initiate, potentially leading to catastrophic consequences for the UK film industry [3][11] - The creative industries in the UK contribute approximately £126 billion annually to the economy, providing thousands of jobs and substantial inward investment [5] - The UK film industry has already faced challenges due to the pandemic and the SAG-AFTRA strikes, which highlighted its dependence on US financing [5][11] Enforcement Challenges - Enforcing the proposed tariffs presents significant complexities due to the global nature of film production, which involves various stages occurring in different countries [9][17] - There are concerns about how to define which films would be affected by the tariffs, complicating the enforcement process [9][11] - Industry experts suggest that alternative methods, such as tax credits, could achieve similar protective goals without negatively impacting the film industry [9][11]