I had heard his voice on the tape and it really put the hook in me...

— Captain Benjamin Willard (Martin Sheen)

6 seconds sound clip from the Apocalypse Now movie soundboard.

You can hear this line at 00:22:48 in the Blu-ray version of the movie.

Quote context

[...]

- About six months ago, I took a man who was going up past the bridge at Do Luong.

- He was regular Army, too.

- I heard he shot himself in the head.

- At first, I thought they handed me the wrong dossier. I couldn't believe they wanted this man dead.

- Third-generation West Point, top of his class, Korea, Airborne, about 1000 decorations, et cetera, et cetera.

- I had heard his voice on the tape and it really put the hook in me...

- But I couldn't connect up that voice with this man.

- Like they said, he had an impressive career. Maybe too impressive. I mean, perfect.

- He was being groomed for one of the top slots in the corporation, General, Chief of Staff, anything.

- In 1964, he returned from a tour with advisory command in Vietnam and things started to slip.

[...]