Revealing mistake: After Krystal goes to the bathroom, Sarah's phone is not in call mode.
Orphan Black (2013)
1 revealing mistake in Manacled Slim Wrists
Starring: Tatiana Maslany, Maria Doyle Kennedy, Jordan Gavaris, Kristian Bruun
Continuity mistake: When Gracie is on the phone to Mark and reading Helena's diary, the diary has changed position on Helena's bed before Gracie touches it.