British Transport Police have released images of several people they want to trace after a fight at Norwood Junction railway station.
The altercation happened just before 11pm on Tuesday 16 September on platforms four and five, involving a group of people.
Officers believe the individuals pictured may have information that could assist their investigation.
A boy in his late teens and a man in his fifties, both from Lingfield, and a man in his thirties from Horsham have been arrested and bailed in connection with the incident.
Anyone who recognises the people shown, or has information, is asked to contact BTP by texting 61016 or calling 0800 40 50 40 and quoting reference 2500112790. Information can also be given anonymously to Crimestoppers on 0800 555 111.
