British Transport Police (BTP) detectives investigating a sexual assault in Nottingham are releasing this image in connection.
Shortly after 8.30pm on Saturday 19 September, a woman was sexually assaulted by a man at Nottingham railway station.
Detectives would like to speak to the man pictured, as they believe he may have information which could help the investigation.
Anyone who recognises him is asked to contact BTP by texting 61016 or by calling 0800 40 50 40, quoting reference 798 of 19 September.
Information can also be given anonymously to Crimestoppers on 0800 555 111.
