Luca Brasi held a gun to his head, and my father assured him that either his brains or his signature would be on the contract.
10 seconds sound clip from the The Godfather (1972) movie soundboard.
You can hear this line at 00:20:47 in the Blu-ray version of the movie.
Quote context
[...]
- He offered him 10000 dollars to let Johnny go, but the bandleader said no.
- So the next day my father went to see him, but this time with Luca Brasi.
- Within an hour, he signed a release for a certified check of 1000 dollars.
- Made him an offer he couldn't refuse.
- That's my family, Kay. It's not me.
- Tom I want you to find Santino. Tell him to come to the office.
[...]