The crew know about the saboteur and they are afraid.

5 seconds sound clip from the The Hunt for Red October movie soundboard.

You can hear this line at 01:17:34.326 in the Blu-ray version of the movie.

Quote context

[...]

- Conn, Sonar. I hold no contacts on bearing 2-9-5.

- You know, I seen me a mermaid once. I even seen me a shark eat a octopus, but I ain't never seen no phantom Russian submarine.

- We're emerging from the route, Captain.

- I've ordered a routine clearing of the baffles and we'll be making the first turn in a few minutes.

- The caterpillar is operational and appears to be running normally.

- The crew know about the saboteur and they are afraid.

- Well, that could be useful when the time comes.

- You know, we could make the Labrador coast in 16 hours.

- Half of them would freeze before they were rescued.

- No, it's Massachusetts or Maine... in 48 hours.

- Two days.

[...]