I don't believe you about hitting him, if that's what you mean.
2 seconds sound clip from the The Mummy (1959) movie soundboard.
You can hear this line at 00:51:44.525 in the Blu-ray version of the movie.
Quote context
[...]
- All right, let us have your impressions as to who this intruder must have been.
- You'd never seen him before?
- With bandages? Extraordinary.
- I see.
- Well, I've got men out there looking for him now. That's all we can do at the moment.
- You'll let me know if you have any ideas.
- You have? Why didn't you say so?
- I don't believe you about hitting him, if that's what you mean.
- All right, Inspector. I believe the intruder was a mummy, a living mummy.
- A mummy. One of those Egyptian things?
- I thought they were always dead people.
- They usually are. By rights, this one should be dead too.
- We were excavating a tomb. The tomb of a princess Ananka, who died 4000 years ago.
[...]