Your father fell off a train.
3 seconds sound clip from the Double Indemnity movie soundboard.
You can hear this line at 01:16:02 in the DVD version of the movie.
Quote context
[...]
- Do you know who that nurse was?
- No. Who?
- Phyllis.
- I tried to tell my father, but I was just a kid then. He wouldn't listen to me.
- But now it's all back again, now that something's happened to my father, too.
- Your father fell off a train.
- You've had a pretty bad shock. Aren't you just imagining these things?
- You don't like your stepmother, do you? Isn't it just because she is your stepmother?
[...]