Suffolk County police and Crime Stoppers are looking for a man who twice robbed the same Selden liquor store at knifepoint in October.

Police on Monday released photographs of the suspect taken from video surveillance at Suffolk Liquors, 733 Middle Country Rd.

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Hiding his face with a bandanna, the suspect first robbed the store on Oct. 3 and then returned on Oct. 19, police said.

He fled on a green bicycle after the Oct. 3 robbery, police said.

In the second robbery, he jumped onto the countertop and demanded cash.

Each time he displayed a knife and made off with an undisclosed amount of cash, police said.

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Anyone with information can call Crime Stoppers at 800-220-8477. All calls will be kept confidential.