German Court Rules Against AI Voice Cloning of Bruce Willis' Dub Actor

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A Berlin court ruled that a YouTuber's use of AI to clone Manfred Lehmann's distinctive voice, known for dubbing Bruce Willis, for political videos and advertising without consent violated Lehmann's personality rights. The court ordered the YouTuber to cease use and pay €4,000 in damages.[AI generated]

Why's our monitor labelling this an incident or hazard?

The event involves the use of an AI system to generate a synthetic voice without consent, which was then used in a way that harmed the voice owner's personal rights and reputation. This constitutes a violation of rights under applicable law, fulfilling the criteria for an AI Incident. The harm has already occurred and was legally recognized, making this an AI Incident rather than a hazard or complementary information.[AI generated]
AI principles
Respect of human rightsPrivacy & data governanceTransparency & explainability

Industries
Media, social platforms, and marketing

Affected stakeholders
Workers

Harm types
Human or fundamental rights

Severity
AI incident

Business function:
Marketing and advertisement

AI system task:
Content generation


Articles about this incident or hazard

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Bruce Willis: Deutscher Synchronsprecher im Rechtsstreit mit YouTuber

2025-09-05
Bild
Why's our monitor labelling this an incident or hazard?
The event involves the use of an AI system to generate a synthetic voice without consent, which was then used in a way that harmed the voice owner's personal rights and reputation. This constitutes a violation of rights under applicable law, fulfilling the criteria for an AI Incident. The harm has already occurred and was legally recognized, making this an AI Incident rather than a hazard or complementary information.
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Schauspieler Manfred Lehmann: Gericht verbietet Nachahmung seiner Stimme mit KI

2025-09-03
Frankfurter Allgemeine
Why's our monitor labelling this an incident or hazard?
The event explicitly involves the use of AI to imitate a person's voice, which is an AI system generating content. The unauthorized use of this AI-generated voice caused harm to the individual's personality rights and economic interests, which is a violation of rights under applicable law. The court's decision confirms that the AI system's use led directly to this harm. Therefore, this qualifies as an AI Incident due to the realized violation of rights and harm caused by the AI system's use.
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Synchronsprecher gegen Stimmen-Kopie: Gericht stoppt KI-Stimmenklau

2025-09-03
taz.de
Why's our monitor labelling this an incident or hazard?
The event involves the use of an AI system to imitate a human voice for commercial purposes without consent, directly causing a violation of the voice actor's personality rights, including the right to their own voice. This is a clear breach of legal rights (intellectual property and personality rights), fulfilling the criteria for an AI Incident under the framework. The harm is realized, not just potential, as the court ruled on the infringement and ordered compensation. Therefore, the event is classified as an AI Incident.
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Deutsche Stimme von Bruce Willis siegt vor Gericht gegen YouTuber

2025-09-04
DIGITAL FERNSEHEN
Why's our monitor labelling this an incident or hazard?
The event involves the use of an AI system to generate a voice imitation without consent, which directly led to harm in the form of violation of personal rights and unauthorized enrichment. The court ruling confirms the harm and the AI system's pivotal role in causing it. Hence, it meets the criteria for an AI Incident due to violation of rights (c) and harm to reputation (d).
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Lehmann gegen KI: Das Copyright an der eigenen Stimme

2025-09-05
MEEDIA
Why's our monitor labelling this an incident or hazard?
The article explicitly involves an AI system used to clone a human voice, which was then used without permission for political clips and commercial advertising. The court ruled that this use violated the individual's personality rights and ordered penalties. This constitutes a direct harm caused by the AI system's use, fulfilling the criteria for an AI Incident. The case also highlights broader legal and ethical issues around AI voice cloning and personal rights, but the core event is a realized harm due to AI misuse.