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 series stars Neil Patrick Harris, with Cobie Smulders appearing in a recurring guest-role. The two had previously co-starred together in the long-running sitcom "How I Met Your Mother." In addition, Smulders and Will Arnet play a couple in this series, and coincidentally respectively voiced DC superheros Wonder Woman and Batman in the "Lego Movie" film series. Additionally, Nathan Fillion has a guest-spot in several season two episodes. Fillion co-starred with Harris in the web-series "Dr. Horrible's Sing Along Blog."