The Bad Beginning: Part One - S1-E1
Continuity mistake: During Count Olaf and his theatre troupe's performance in the front hall, the bannister and the newel post wobble when Count Olaf grabs it.
The Bad Beginning: Part One - S1-E1
Revealing mistake: Near the end of the episode when the Baudelaires are in bed, the camera goes outside and pans down the front of the house. Once it reaches the next set of windows below the Baudelaires' "bedroom", the camera wobbles slightly.