One who communicates through telepathy – the declared inborn skill of humans and other creatures to exchange information from one mind to another, without speech or body language. Telepathy is often connected to various paranormal phenomena such as precognition, clairvoyance and empathy and is probably the most paranormal subject holding the greatest interest.
The shapeshifter that becomes Dean is able to access his thoughts and memories.
When Dean shuts downs Sam's hypothesis that a haunting could possibly cause beetles to attack and kill someone due to a lack of ghost activity, he suggests that someone or something could be controlling the bugs. Sam agrees, citing cases of psychic connections between people and animals, mentioning elementals and telepaths.
Magda Peterson first uses her telepathy to contact the Child Protective Services case worker Olivia Sanchez to help her through praying to her. Unbeknownst to Magda, she only caused Olivia to recite her Aramaic prayer and become inflicted with her self flagellation wounds and stigmata, killing her. She would also attempt to communicate with the grocery store delivery boy, Ricky Copeland, who met the same fate as Olivia Sanchez.