What does Halloween on The Mentalist entail?

The investigation into the death of a wealthy man, of course, who witnesses say was killed by a ghost that haunts his mansion. Naturally.

Take a look at the official CBS promo for "Red Scare" below:

[video url="http://www.tvfanatic.com/videos/red-scare-promo/" title="Red Scare Promo"] [/video]

We've also compiled a trio of pictures from the episode. Click on each for a larger image...

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.