Audio problem: In the woods, we hear the continuing sound effect of howling wind. But not a leaf is moving on the trees, and Irene and Charlie's clothes and hair aren't even ruffled. (00:23:00)
She'll Be Company for You - S3-E11
Continuity mistake: Henry smashes a wooden rolling pin on the kitchen table, leaving splinters all over it. He then crosses to the cupboards, finds a knife and returns, at which point all the broken pieces of the rolling pin have disappeared. (00:21:15)
Continuity mistake: Millicent pours hot water into her teacup and dips a tea bag into it. She doesn't drink a drop, but next shot, when she puts the cup down, we can see that it's empty. (00:18:30)
The Ring with the Red Velvet Ropes - S3-E6
Continuity mistake: At the end, the former champion's body ages and turns ashen gray. When the shot cuts, though, he's still a perfectly healthy-looking shade of pink. (00:24:45)
How to Cure the Common Vampire - S3-E17
Continuity mistake: The man with the stake places it over the sleeping vampire's heart at a steep 30-degree angle. But in the very next shot, he's holding it straight up. (00:00:35)
Continuity mistake: In the final scene, Hyacinth's skeleton changes positions on its own between one shot and the next. (00:25:00)