Le syndrome d'Unspunnen (2023)

220 years after its "birth", 40 years after its theft, 22 years after its reappearance and 18 years after its second disappearance, two filmmakers follow the trail of the "unspeakable" Unspunnenstein.

• Release Date: 2023-04-23
• Runtime: 1h 18min
• Production Company: Casa Azul Films
• Production Country: Switzerland
• Directors: Robin Erard, Samuel Chalard.