When they are talking about the catacombs under Paris in the professors office Myka does not have her hand on her cheek.
In the next scene she suddenly does.
In the next scene she suddenly does.
When Myka is holding the book when they are trying to find more about the count it is closed but in the next scene it is open.
As the orchid is reconstituted and the ashes are returning to the plant, Pete, Myka, Jane, Steve and Claudia are all shown having the ashes drawn out of them but neither Artie or Sutton are shown having them drawn out: therefore, they technically would still be infected.
Prof. Sutton addresses Myka as "mon cheri." Because Myka is a woman, he should have used the feminine form, "ma cherie."