Can Catholics believe in ghosts?

[eyestreet]

As Catholics, are we supposed to believe in the paranormal?
I know some of my teachers told me in prayer, they used to say “Holy Ghost…”

 

[Reginald_Plum]

eyestreet,

These links should explain the scriptural and theological teachings on ghosts. If you have any further questions or concerns that are not answered by these links, please contact Catholic Answers directly.

Recommended Reading:
Do ghosts exist?
Is it Holy Ghost or Holy Spirit?