That’s the message from local safety officials after five people reportedly filming a video fell through thin ice Monday afternoon. Acton Fire and Police responded to Nara Park after receiving 911 calls that multiple people had fallen through the pond’s ice.

Officials are reminding residents to exercise caution when walking on or near icy waterways after a group of people fell through thin ice on Monday afternoon.

A film crew shooting an independent movie ended up becoming the center of their own drama when they fell through thin ice on a pond in Acton, Massachusetts. A crew member went out in a kayak, but the kayak went through the ice and he fell into the water.