Dawn and the Haunted House - S1-E2
Revealing mistake: Stacey can be heard whispering instructions to the kids she and Dawn are watching. This was due to a last-minute change in the scene that caused confusion among the young actors, and the older actress needed to help them with the new instructions.
Revealing mistake: During the fight against Juan Greco and his partner, Diego is replaced by a stunt double. (00:12:58)