Suffolk County Police Major Case Unit detectives are investigating a bank robbery that occurred in Central Islip on Aug. 13.

A man entered Bank of America, located at, 185 Wheeler Road, at approximately 9:30 a.m. verbally demanded cash and threatened violence while displaying what appeared to be a gun in his waistband. The teller complied and the suspect fled on foot with cash.

The robber was described as Black, in his mid to late 30s, 5 feet 10 inches to 6 feet tall, with a thin build and long black hair. He was wearing a burgundy flannel shirt and black pants.

Detectives are asking anyone with information on the robbery to call the Major Case Unit at 631-852- 6555 or anonymously to Crime Stoppers at 1-800-220-TIPS.