Drivers with dash cam footage of A23 Crawley Avenue taken last Thursday morning are being asked to get in touch with police.
Emergency services were called to the scene of a fatal collision at the Tushmore roundabout around 8.30 the morning of 1st November.
A 49-year-old pedestrian died at the scene when he was in collision with a red Fiat 500 at a pelican crossing. A child on a bicycle suffered a broken leg.
Investigations are continuing into the incident and police are asking for dash cam footage of the A23 between Ifield College and Tushmore Roundabout around the time of the collision.
You can make contact online quoting Operation Rosslare.