Officers are appealing for information after two teenage boys were assaulted at Cineworld, Centertainment in Sheffield last night (18 November).
The incident occurred at around 5.25pm in screen number 8.
It is reported that a male demanded that a group of three teenagers handed over their phones, before threatening them with a hammer. He then punched one of the teenage boys in the head and grabbed a second boy before leaving the scene.
Officers are working to establish the full circumstances surrounding the incident, including reviewing CCTV footage.
Were you at the cinema last night?
Did you see what happened?
If you have any information that might be useful to officers, please call 101 quoting Incident 751 of 18 November 2018.