Benny was a vampire that partnered up with Dean Winchester to help them both escape from Purgatory. Benny decides to go after his maker, eventually killing him with Dean's help. After trying and failing to adapt to life on Earth, Benny allows Dean to kill him so he can return to Purgatory and rescue Sam. Benny, who doesn't fit in on Earth anymore, then stays behind to hold off a group of vampires so Sam and Bobby Singer can escape.