Fellow passenger allegedly sexually abused sleeping woman on Miami-bound flight, left creepy note behind
A French man, Guillaume Sebastien Roger Mattler, allegedly sexually abused a sleeping woman on a Miami-bound flight from Zurich, according to a federal criminal complaint. Two passengers witnessed the incident and recorded video, leading to Mattler being confronted by a flight attendant and later arrested. Mattler initially denied wrongdoing but admitted to touching the woman after being presented with evidence, and he reportedly left her a note saying he thought she looked beautiful while sleeping.
- ▪Guillaume Sebastien Roger Mattler, 48, faces a charge of abusive sexual contact for allegedly touching a sleeping woman on Swiss International Air Lines Flight LX64.
- ▪Two passengers witnessed Mattler's actions, with one recording video and alerting a flight attendant.
- ▪The victim was shocked and distressed when awakened and informed of the incident, and Mattler attempted to give her a note that read 'you look beautiful when you are sleeping.'
- ▪Mattler admitted to touching the woman after being confronted with video evidence, though he initially claimed nothing happened.
- ▪He appeared in Miami federal court and prosecutors are seeking to keep him detained due to flight risk and danger to the community.
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World News Fellow passenger allegedly sexually abused sleeping woman on Miami-bound flight, left creepy note behind By Zoe Hussain Published May 3, 2026, 11:34 p.m. ET A French man allegedly sexually abused a sleeping woman he sat next to in the first-class cabin of a Miami-bound flight — and returned to leave her a creepy note, according to court records. Guillaume Sebastien Roger Mattler, 48, faces a count of abusive sexual contact for the disturbing incident that unfolded Tuesday on Swiss International Air Lines Flight LX64, according to a federal criminal complaint obtained by The Post. 3 Guillaume Sebastien Roger Mattler, 48, allegedly sexually abused a woman he sat next to in the first-class cabin of a Miami-bound flight.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at New York Post.