Police are searching for a man who they say robbed a casino on Mount Rushmore Road on Wednesday night. 

The robbery occurred around 10:45 p.m. at Jokers Casino South, 1320 Mount Rushmore Road. The man entered the casino wielding a gun, demanded money and left with an undisclosed amount of cash, according to a release from the Rapid City Police Department. 

Witnesses described the man as white, 20 to 40 years old, around 5 feet 6 inches tall, and skinny. He was wearing blue jeans, a red shirt, black jacket, black beanie, and a red bandana over his face, the release said. 

Anyone with information about the robbery is asked to contact Detective Trevor Tollman at 394-4134 or send an anonymous tip by texting "RCPD" and the information to 847411.