Therefore, it is necessary that we venture forth tonight.

8 seconds sound clip from the The Comedy of Terrors movie soundboard.

You can hear this line at 00:12:53 in the Blu-ray version of the movie.

Quote context

[...]

- Why do you always take my medicine away? Don't you care nothing about my health?

- Yes, sit down, Mr Gillie. Comfortable, Mr Gillie? Well, Mr Gillie...

- I am afraid that it is... decision time.

- Decision time?

- Yes, business being once more on the trembling verge of ruin, it behoves us to acquire a bit of income.

- Therefore, it is necessary that we venture forth tonight.

- Not so soon again?

- Yes, so soon again.

- What if I refuse?

- If you refuse, which possibility I find most remote, however, if you refuse, the local constabulary shall forthwith be apprised of sundry illicit peccadillos in which one Mr G has been involved.

- What if I tell them the truth? And tell them that it was your idea in the first place?

[...]