A man is wanted after he touched a woman on a train.

At around 5.25pm on December 11 a woman was travelling on a busy train from Stratford to Ilford train when a man approached her.

He touched her inappropriately below the waist.

The woman moved away from him, but the man followed her and continued to be inappropriate.

Officers believe the man shown in this image may have information which could help them investigate.

If you know who he is, contact BTP by sending a text to 61016 or by calling 0800 40 50 40 quoting reference 425 of 11/12/2018.

Or ring Crimestoppers anonymously on 0800 555 111.