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Authorities have released CCTV footage as they search for a man who allegedly exposed himself while watching a woman on a train.
The suspect is accused of masturbating on a Thameslink train traveling between London Bridge and Greenwich at approximately 6:15 AM on October 10.
Police have now shared a CCTV image of a man they wish to interview.
The British Transport Police believe he may possess information that could aid in their investigation.
A spokesperson for the police stated: “Officers investigating an incident involving a man who exposed himself on a Thameslink train have released this image in connection with the case.
“At around 6:15 AM on Friday, October 10, 2025, on a train between London Bridge and Greenwich, a man was seen touching himself while staring at women on the train.
“Officers would like to speak to the individual in the image as they believe he may have information that could assist in their investigation.
“Anyone who recognizes him is encouraged to contact the British Transport Police by texting 61016 or by calling 0800 40 50 40, quoting reference number 92 of October 10.
“You can also reach out to Crimestoppers anonymously at 0800 555 111.”

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What should I do if I recognize the man in the CCTV image?
If you recognize the individual, please contact the British Transport Police by texting 61016 or calling 0800 40 50 40, quoting reference number 92 of October 10. You can also reach out to Crimestoppers anonymously at 0800 555 111.
When did the incident occur?
The incident occurred at approximately 6:15 AM on October 10, 2025, on a Thameslink train between London Bridge and Greenwich.