Police have asked people to be on the lookout for 16-year-old Tom, who is missing from Eastbourne.
Tom was last seen in the town on Thursday, September 2, and is now believed to be in the Littlehampton area.
The teenager is described as 5’6” tall, slim build and short blond hair.
He was last seen wearing a black jacket and a grey tracksuit.
Anyone with information is asked to report it online or call 101, quoting serial 881 of 02/09.