Have you seen this suspected Subway robber?

ARLINGTON, Wash. -- The Arlington Police Department is looking for a man it says robbed an area Subway at gunpoint Sunday night.

According to police, the man walked into the restaurant in the 7500 block of 204th Street Northeast around 7:45 p.m. and demanded cash, implying he had a gun in his pocket.

The man made off with an unknown amount of money, and officers were unable to find him, according to police.

The robber was described as a white man age 18 to 26 wearing blue jeans, a hooded camouflage jacket and a dark-billed baseball cap. He was 5 feet 9 inches to 6 feet tall and weighed 145 to 170 pounds. According to witnesses, the robber had dirty blonde or brown hair, scruffy facial hair and acne. He may have walked duck-footed or splay-footed.