Visible crew/equipment: In the opening, the camera boom shadow is visible on the door after June enters and Ward enters.
Visible crew/equipment: While Ward and Beaver are in the garage, Ward straightens out Beaver's Olympics three-legged race misconception. Then, just as June enters the garage, the moving boom mic casts a shadow at the top left corner of the screen. (00:07:40)
Continuity mistake: When Linda is up in the tree talking with Beaver, her hair braids keep changing position; sometimes they're over her shoulders and sometimes not. (00:05:00)
Continuity mistake: In the scene where Ward helps June carry the groceries into the house, the bag in his left arm has a loaf of bread sticking out of the top, but as they enter the kitchen the bread is sticking out of the bag in his right arm. It is not even the same size.
Visible crew/equipment: When Tooey and Eddie come over to see Wally's "really sharp" new plaid suit, the boys go upstairs to see Wally's new crazy socks. Then, just as Ward tells June the suit looks like a horse blanket, the shadow of the moving boom mic is visible at the top right corner of the screen. (00:15:20)
School Play - S2-E11
Visible crew/equipment: At the start, while Whitey is reading aloud about the school festival, there's a large chalk T-mark on the floor in front of the boy at the center, and a small T-mark on the floor between Whitey and Beaver. (00:00:45)
School Play - S2-E11
Continuity mistake: After the school festival performance, when Beaver reveals himself as the mushroom, the two costume straps hang straight down over Beaver's shoulders, but in the wide shot the two straps are crisscrossed, then reverts back to the original way. (00:22:20)
Visible crew/equipment: After Ward has a word with the boys about having consideration for another person's happiness, when Wally and Beaver enter the kitchen, we can see chalk marks and T-marks on the floor near the counters. (00:22:10)
Visible crew/equipment: When Ward joins June in the kitchen he asks what's up with Wally, and his actor's mark is visible on the floor, then as June walks away, her T-mark becomes visible on the floor as well. (00:06:00)
The Grass is Always Greener - S2-E15
Visible crew/equipment: When June and Wally enter the kitchen while Ward is fixing the faucet's washer, the white T-mark and another actor's mark are visible on the floor near the sink. We see it again when Ward gives Beaver the small trash bin to take out. (00:05:10 - 00:07:20)
Visible crew/equipment: After Beaver's bath, when the family has lunch in the kitchen the chalk T-mark is visible on the floor near Beaver, which will be where Ward soon stands. (00:07:30)
Visible crew/equipment: When Wally enters the kitchen and tells June that Beaver is upstairs changing his backwards underwear, the T-mark is visible on the floor under the sink. (00:01:05)
Continuity mistake: While Beaver and Larry are watching the "corkscrew" digging a hole, when their books and lunchboxes are run over by a truck, the damage changes in the following shots. (00:04:40)
Visible crew/equipment: After Beaver and Larry decide to head over to the supermarket for free food samples, when it cuts to Wally's bedroom, there's a T-mark on the floor beside his bed. (00:09:55)
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)
Continuity mistake: When June enters the boys' bedroom at nearly 1:00 am, she turns on their light. In the closeup, she flips the light switch, which is already in the up position, and the light turns on, but in the next shot, the light switch is in the down position. Then, when June exits their bedroom, in the wide shot, the light switch is in the down position, but in the closeup, the switch is in the up position so she can flip it down (off). (00:06:35)
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)