Well, when I examined the deceased, it was obvious that the fatal blow was struck from an angle of 17 degrees from the right, which makes it almost certain the person who did it is right-handed.
11 seconds sound clip from the In the Heat of the Night (1967) movie soundboard.
You can hear this line at 00:37:24.001 in the Blu-ray version of the movie.
Quote context
[...]
- Virg here, Chief, he thinks that Harvey's innocent.
- Could I talk to you about it in private?
- No, you can't talk to me about it in private.
- I don't know. But Oberst could've come along after the crime, found it, picked it up. I don't know.
- That's what the boy said he did.
- Well, I'm sorry, ma'am, but I say different.
- So what?
- Ol' Harv's left-handed, Chief. Everybody in town knows that.
- Yeah, that's what we figured out, Chief. Harvey's a lefty. Uh-huh.
- Well, you're pretty sure of yourself, ain't ya, Virgil?
[...]