Photo Credit: The CW The ninth season of Supernatural concludes on Tuesday, May 20 at 9 p.m. ET/PT on The CW. In…

Jensen Ackles as Dean. Photo Credit: Liane Hentscher/The CW The ninth season of SUPERNATURAL continues on Tuesday, …

Jensen Ackles, Jared Padalecki and Blake Gibbons. Photo Credit: Diyah Pera/The CW The ninth season of SUPERNATURAL…

Jared Padalecki as Sam, Mark Sheppard as Crowley, and Osric Chau as Kevin.  Photo Credit: Diyah Pera/The CW The nin…

Jensen Ackles as Dean and Jared Padalecki as Sam. Photo Credit: Jack Rowand/The CW The ninth season of SUPERNATURA…

Felicia Day and Jensen Ackles. Photo Credit: Diyah Pera/The CW The ninth season of SUPERNATURAL continues on Tuesd…

Misha Collins and Shannon Lucio. Photo Credit: Diyah Pera/The CW The ninth season of SUPERNATURAL continues on Tue…

Photo Credit: Liane Hentscher/The CW The ninth season of SUPERNATURAL continues on Tuesday, October 15 at 9 p.m. ET…

Photo Credit: Liane Hentscher/The CW SUPERNATURAL kicks off its ninth season on Tuesday, October 8 at 9 p.m. ET/PT …

Photo: The CW SUPERNATURAL wraps up its 8th season with a new episode on Wednesday, May 15 at 9 p.m. ET/PT on The C…

Photo: The CW ARROW continues its first season with a new episode on Wednesday, February 13 at 8 p.m. ET/PT on The …

Photo: The CW ARROW continues its first season with a new episode on Wednesday, February 6 at 8 p.m. ET/PT on The CW…

Photo: The CW ARROW continues its first season with a new episode on Wednesday, January 30 at 8 p.m. ET/PT on The CW…

Photo: The CW ARROW continues its first season with a new episode on Wednesday, January 23 at 8 p.m. ET/PT on The C…

ARROW continues its first season with a new episode on Wednesday, January 16 at 8 p.m. ET/PT on The CW. In "Bur…