Between 4.10pm and 5.40pm on Thursday, the 14th of August a man trespassed across the tracks causing significant delays and costs to the railway network of over £300,000.

Constable Thomas Appleton said: “We would like to speak to the man in the image, as he may have information that could help our investigation.

“While we appreciate the images may not show the clearest picture of the man, someone may recognise their clothing or notice something distinct.”

If you recognise him, or have any information, please contact BTP by texting 61016 or calling 0800 40 50 40 quoting reference 481 of the 14 August.

Alternatively, you can call Crimestoppers anonymously on 0800 555 111.