- Slade: You wouldn't think that anyone could hate a thing and love it too.
- Kitty Langley: You can't love and hate at the same time.
- Slade: You can! And it's a problem then...
- [last lines]
- Kitty Langley: He said deep water was restful and full of peace. The river drew him even in the end.
- Inspector John Warwick: A river sweeps a city clean.
- Kitty Langley: Carries things out to sea. And they sink in deep water.
- Ellen Bonting: If it was him, I'm glad.
- Kitty Langley: Whitechapel was swarming with police and you haven't come near to laying a hand on him!
- [first lines]
- Old Cockney Man: [reading poster] "Murders being committed in our midst. Police inadequate. We intend offering a substantial reward to anyone, citizen or otherwise, who shall give information bringing the murderer or murderers to justice." Hmm.