CCTV images have been released following an assault on board a train from Hereford to Worcester.
A man was kicked in the head leaving him with injuries to the face following the attack at 8.10pm on Saturday September 12.
Police believe the man in the images may have information which could help their investigation.
Anyone who recognises him is asked to contact British Transport Police by texting 61016 or by calling 0800 405040, quoting reference 629 of 12 September.
People can also contact Crimestoppers anonymously on 0800 555 111.
