At 4.30pm on Sunday 22 November, a man is reported to have verbally abused a member of security staff before pushing him in the chest and leaving the station.
Officers believe the man in the images may have information which could help their investigation.
If you recognise him, or have any information, please contact BTP by texting 61016 or calling 0800 40 50 40 quoting reference 208 of 22/11/20.
