Los Alamos police are hoping that someone will recognize a knife wielding thief whose image was captured by a surveillance video camera.

Police released the video to KOB.com’s YouNews Website. It shows a robber entering the Mountainair Cleaners in Los Alamos and holding a clerk at knifepoint while demanding money.

Police believe the robber is a white man between five-ten and six feet tall. He had on a hood and was wearing a ski mask.