At just after midnight on Tuesday, the 13th of October, a man reportedly sexually assaulted a woman at the station before leaving through the barriers.
Detectives would like to speak to the man pictured, as they believe he may have information which could help their ongoing investigation.
Anyone who recognises him is asked to contact British Transport Police by texting 61016 or by calling 0800 40 50 40, quoting reference 17 of 13 October.
Information can also be given anonymously to Crimestoppers on 0800 555 111.
