Then there was a rumble of thunder and a crash of lightning.

4 seconds sound clip from the Clue (1985) movie soundboard.

You can hear this line at 01:09:15.160 in the Blu-ray version of the movie.

Quote context

[...]

- And I introduced myself to you as a butler, and I made across the hall to the library.

- And then Yvette met you and smiled and poured you a drink.

- And the doorbell rang. And it was Mrs. White looking pale and tragic. And I took her coat and hung it up.

- And I introduced Mrs. White to Colonel Mustard. Hello. Hello.

- And I noticed that Mrs. White and Yvette flinched.

- Then there was a rumble of thunder and a crash of lightning.

- And to make a long story short...

- Too late!

- One by one you all arrived.

- And then the gong was struck by the cook. And we went into the dining room.

- And Mrs. Peacock sat here.

[...]