To dream that you or others are being exorcised, symbolizes your initiative to regain control and take steps toward the direction of your goals. Alternatively, you may not be taking responsibility for your actions and are looking for a scapegoat.
An effort to remove something the person doing the exorcism is afraid of or judges
A wish to escape something that is scary or feels out of control or unpredictable
A desire to escape your own feelings, beliefs, judgments, or other aspect of yourself