Halt & Catch Fire

Halt & Catch Fire is the 13th episode of Season 10. It will air on February 10th, 2015.

Summary
GHOSTLY CONNECTION — A ghost starts killing people through various electronic devices. Sam and Dean discover who was killed and why this ghost is seeking revenge on a group of college students but what they can’t figure out is how he’s doing it. With three dead, the brothers must stop the ghost before he claims his next victim.

Characters

 * Dean Winchester
 * Sam Winchester
 * Andrew Sullivan

Featured Supernatural Beings

 * Ghosts

Trivia

 * The account who chats with Julie is named "PrincessElsa8", a reference to the movie "Frozen"