1.

The CW's third attempt at spinning off Supernatural follows the adventures of Sam and Dean's parents, Mary and John, in the 1970s. The series doesn't capture the magic of the original, but it has occasional appearances from Supernatural actors and a killer twist in its first season finale.

2.

Walker is a Western-inflected CW cop drama starring Jared Padalecki as Cordell Walker, a family-oriented Texas lawman.

While it may not seem like Supernatural at first, it shares similarities in structure and themes.

3.

Grimm, a crime procedural loaded with fantasy elements, had all the components to become the next Supernatural. It ran for six seasons due to its rabid fan base, much like Supernatural.

4.

The Dresden Files is a supernatural detective show that influenced Supernatural. It follows Harry Dresden, a private investigator and wizard who helps cops solve supernatural cases.

Fans have clamored for a crossover with Supernatural.

5.

The X-Files, which saved Fox and popularized sci-fi television, wouldn't exist without Supernatural. It follows FBI agents Mulder and Scully as they investigate paranormal phenomena.

6.

Fringe, produced by J.J. Abrams, combines standalone episodes with serialized storytelling. It follows a small FBI team investigating unexplained phenomena and features complex character relationships.

7.

Person of Interest, despite not featuring brothers like Sam and Dean, showcases a fraternal love between Harold Finch and John Reese. This cerebral CBS show explores AI dangers and government corruption.

8.

Wynonna Earp delves into sisterhood with its story of Wynonna and Waverly Earp, who banish demons and prioritize their bond. It's a strong supernatural series that balances family themes with humor.

9.

Crazyhead is a British comedy about a young woman who discovers she can see demons among the living. It combines humor and horror in a serialized format perfect for a quick diversion.