Continuity mistake: The victim in the close-up is dead with his hand under the bathroom table. But he was seen in the previous shot exhaling his last breath in front of it, with no contact at all with the wooden leg. And as crude as the chalk outline on the bathroom floor is, it is more consistent with that sort of distance and position. (00:00:50 - 00:06:50)
Continuity mistake: Early on, Miss Fisher and Doctor McMillan are strolling among the dockers in the background. But Miss Fisher hasn't disembarked the ship yet, that happens in the following scene. (00:01:45)
Continuity mistake: When Miss Fisher examines the bloodied letter, she holds it in her close-up with her index finger touching the side, while it's just hovering in the reverse shots. The height is inconsistent as well. (00:19:00)
Continuity mistake: When the music starts, Miss Fisher puts her glass down, behind Aunt Prudence to go dance with Sasha. Throughout the whole scene she had been the only one with a red drink, but this time she has a yellow drink like everyone else. (00:23:30)
Continuity mistake: When Miss Fisher holds the stockings Dot mended, she holds them fully folded in one shot, and with one leg dangling down in the next. (00:34:10)
Answer: Louisa's watch was broken during the struggle to get away from her attacker.
Bishop73