Visible crew/equipment: After Opie tells Ellie everything that Andy told Aunt Bee, Ellie tells Opie that she's on the trail of a baboon, and when it cuts to the next shot of Ellie coming down the stairs we can see the chalk T-mark on the floor where she stands.
Continuity mistake: When Fred has a nightmare he drops his pillow on the floor, and just as Wilma gets out of bed to pick it up, Wilma's pillow simply vanishes into thin air within the same shot. (00:13:50)
Continuity mistake: In the episode on 13th November, 2020, the Mr. Men book set changes positions throughout the episode. (00:14:06 - 00:30:22)