British Transport Police are seeking a man captured on CCTV in connection with the serious sexual assault of a 15-year-old girl on a train bound for London Victoria. The incident occurred around 3:10 p.m. on Wednesday, August 5.

The victim was attacked by a man on board the service. The assault took place before the suspect disembarked the train at Gatwick Airport.

Detective Inspector Ciaran May of British Transport Police launched an urgent appeal for information. "We're launching an urgent appeal following a very serious incident on board a train this afternoon," May stated. He urged anyone who recognizes the man in the released CCTV image to contact the authorities immediately.

Witnesses who were on the train at the time and may have seen anything relevant to the investigation are also asked to come forward. Information can be provided by texting 61016 or calling 0800 40 50 40, quoting reference number 469 of August 5, 2026.