Visible crew/equipment: After June tells Ward the TV set is broken so the boys have nothing to do, when Ward enters their bedroom we can see a crew member's hand in the hallway reach up to close the bedroom door. (00:01:40)
Visible crew/equipment: While Wally and Beaver are in their bedroom, when Ward comes in to talk to them the actor's tape mark is visible on the rug beside desk, where Wally is writing the letter. (00:01:45)
Visible crew/equipment: In the middle of the night, when June walks in on the boys reading Tom Sawyer by flashlight under the blanket, the shadow of the moving boom mic is visible on the wall, at the right side of the screen. (00:06:40)
Visible crew/equipment: In the kitchen, when June tells Ward the boys finished breakfast and went back upstairs with Tom Sawyer, there's a chalk T-mark on the floor near the sink. (00:07:45)
Visible crew/equipment: After Bengie pours the green paint all over himself, when his mother arrives, there's a chalk T-mark on the floor by the door. (00:19:45)