04/15/2013 07:26 pm ET Updated Jun 15, 2013

Big Returns For 'Supernatural'

"Supernatural" fans may want to brush up on Season 1 ahead of the show's upcoming Season 8 finale.

With four episodes left to go, executive producer Jeremy Carver tells EW that fans can expect several "blasts from the past" to appear in the final episode, including Sarah Blake (Taylor Cole), who we last saw in the 19th episode of the first season (the haunted painting-themed "Provenance"), and at least one more, who will come from even earlier in the show's history.

Read more on EW