And then, in the morning, I felt so weak. It seemed as if all the life had been drained out of me.

9 seconds sound clip from the Dracula (1931) movie soundboard.

You can hear this line at 00:39:00 in the Blu-ray version of the movie.

Quote context

[...]

- I lay in bed for quite a while, reading. And just as I was commencing to get drowsy, I heard dogs howling.

- And when the dream came, it seemed the whole room was filled with mist. It was so thick, I could just see the lamp by the bed, a tiny spark in the fog.

- And then I saw two red eyes staring at me, and a white livid face came down out of the mist.

- It came closer and closer. I felt its breath on my face, and then its lips.

- Dear, it was only a dream.

- And then, in the morning, I felt so weak. It seemed as if all the life had been drained out of me.

- Darling, we're going to forget all about these dreams, think about something cheerful, aren't we?

- Allow me.

- Oh, certainly, Professor.

- Think for a moment. Is there anything that might have brought this dream on?

- No.

[...]