Visible crew/equipment: When Topanga carries Cory into the room you can see a crew member's hand triggering the doors to open.
Visible crew/equipment: This happens mostly in the first 4 series - crew, lights, and equipment can be seen reflected in the Rangers helmets and visors.
Visible crew/equipment: Matthew is talking to Hank in the saloon about Hank's horse that Brian wants. After Hank agrees to let Brian work for him to pay for the horse, Matthew walks out of the saloon. The camera pans to the left slightly and a microphone can be seen moving behind Hanks head. (00:32:30)