A CCTV image of a man has been released after a woman was subjected to a sexualt assault as she sat on a tube train.

The victim was sitting on a northbound Bank branch service of the Northern Line train when a man touched her inappropriately.

He then stood in front of her and exposed himself at Camden before jumping off the train and switching to a different service heading towards Edgware.

The ordeal happened between Euston and Camden Town on Sunday, January 7 at about 8.50am.

A British Transport Police spokesman said: “Officers would like to speak with the man shown in the CCTV image as he might have information which could help them investigate.”

Anyone with information is asked to text 61016 or call 0800 40 50 40 quoting reference 118 of 07/01/18. Alternatively, pass information anonymously to Crimestoppers on 0800 555 111.