What happened on the Brady Bunch near fatal accident?

During the filming of "The Brady Bunch," a near-fatal accident occurred when a scene involving a treehouse was being filmed. While setting up for a shot, a heavy piece of equipment fell, narrowly missing actor Christopher Knight, who played Peter Brady. Fortunately, no one was injured in the incident, but it served as a stark reminder of the potential dangers on set. The show continued filming without further incident.