Question: Who was the creator of the American fantasy horror television series starring the American actor who was a co-host of the television series "Ghost Stalkers"?

full_context: Document 1: Supernatural (season 8): The eighth season of "Supernatural", an American fantasy horror television series created by Eric Kripke, premiered October 3, 2012, and concluded on May 15, 2013, airing 23 episodes. It is the first season headed by Jeremy Carver as executive producer and showrunner. It aired on Wednesdays at 9:00 pm (ET) on The CW. The season was released on DVD and Blu-ray in region 1 on September 10, 2013,<ref name="DVD/Blu"> </ref> in region 2 on October 28, 2013, and in region 4 on September 25, 2014. The eighth season had an average viewership of 2.12 million U.S. viewers. In the season, Dean reunites with Sam after escaping from Purgatory and team up with the prophet, Kevin, to collect a series of tablets that'll allow them to close the gates of Hell for good.
Document 2: Charlie Hunnam: Charles Matthew Hunnam (born 10 April 1980) is an English actor. He is known for his roles as Jackson "Jax" Teller in the FX drama series "Sons of Anarchy" (2008–14), Nathan Maloney in the Channel 4 drama "Queer as Folk" (1999–2000), Lloyd Haythe in the Fox comedy series "Undeclared" (2001–02), the title role in "Nicholas Nickleby" (2002), Pete Dunham in "Green Street" (2005), Raleigh Becket in "Pacific Rim" (2013), Percy Fawcett in "The Lost City of Z" (2017), and in the title role of Guy Ritchie's "" (2017).
Document 3: Ryan Hurst: Ryan Douglas Hurst (born June 19, 1976) is an American actor, best known for his roles as Gerry Bertier in Disney's "Remember the Titans", Tom Clark in "Taken", Opie Winston in the FX network drama series "Sons of Anarchy", and as Chick in "Bates Motel".
Document 4: Paul Walker: Paul William Walker IV (September 12, 1973 – November 30, 2013) was an American actor. Walker began his career guest-starring in several television shows such as "The Young and the Restless" and "Touched by an Angel". Walker gained prominence with breakout roles in coming of age and teen films such as "She's All That" and "Varsity Blues" (1999). In 2001, Walker gained international fame for his portrayal of Brian O'Conner in the street racing action film "The Fast and the Furious" (2001), and would reprise the role in five of the next six installments but died in the middle of the filming of "Furious 7" (2015). He also starred in films such as "Joy Ride" (2001), "Timeline" (2003), "Into the Blue" (2005), "Eight Below", and "Running Scared" (2006).
Document 5: Chad Lindberg: Chad Tyler Lindberg (born November 1, 1976) is an American actor. He is known for his film roles in "The Fast and the Furious" and "October Sky", as well as television roles on "Sons of Anarchy" and "Supernatural". Lindberg was the co-host of the television series, "Ghost Stalkers".
Document 6: Ethan Suplee: Ethan Suplee (born May 25, 1976) is an American film and television actor best known for his roles as Seth Ryan in "American History X", Louie Lastik in "Remember the Titans", Frankie in "Boy Meets World", Randy Hickey in "My Name Is Earl", Toby in "The Wolf of Wall Street", and his roles in Kevin Smith films.
Document 7: Supernatural (season 5): The fifth season of "Supernatural", an American fantasy horror television series created by Eric Kripke, premiered September 10, 2009, and concluded on May 13, 2010, on The CW. Season five regular cast members include Jared Padalecki, Jensen Ackles and Misha Collins, who was promoted to series regular this season. After the conclusion of this season, series creator Eric Kripke stepped down as showrunner. The fifth season was released on DVD and Blu-ray in region 1 on September 7, 2010. The season follows Sam and Dean as they set out to take down Lucifer, whom Sam had inadvertently released from Hell at the end of the previous season.
Document 8: The Fast and the Furious: Tokyo Drift: The Fast and the Furious: Tokyo Drift is a 2006 American action film directed by Justin Lin, produced by Neal H. Moritz, and written by Chris Morgan. It is the third installment in "The Fast and the Furious" franchise, and a stand-alone sequel to "2 Fast 2 Furious" (2003). The film stars Lucas Black, Nathalie Kelley, Sung Kang, Bow Wow and Brian Tee. The film follows car enthusiast Sean Boswell, who is sent to live in Tokyo with his father, before finding solace viewing and competing in the drifting community within the city.
Document 9: Pilot (Supernatural): "Pilot" is the first episode of the television series "Supernatural". It premiered on The WB on September 13, 2005, and was written by series creator Eric Kripke and directed by David Nutter. The "Supernatural" pilot introduced the characters of Sam (Jared Padalecki) and Dean Winchester (Jensen Ackles), brothers who travel throughout the country hunting supernatural creatures, as they battled a ghostly Woman in White (Sarah Shahi) while searching for their missing father (Jeffrey Dean Morgan).
Document 10: List of Supernatural episodes: "Supernatural" is an American supernatural drama television series, created by Eric Kripke, that follows brothers Sam (Jared Padalecki) and Dean Winchester (Jensen Ackles) as they travel throughout the United States hunting supernatural creatures. The series borrows heavily from folklore and urban legends, and explores Pagan mythology and Christian theology, and their main adversaries throughout the series are demons.
Document 11: Chad Stahelski: Chad Stahelski (born September 20, 1968) is an American stuntman and film director. He is known for directing the 2014 film "John Wick" along with David Leitch, and doubling for Brandon Lee after the fatal accident involving Lee on the set of "The Crow" (1994). He has also worked as a stunt coordinator and second unit director on several films.
Document 12: Supernatural (season 1): The first season of "Supernatural", an American fantasy horror television series created by Eric Kripke, premiered on September 13, 2005, and concluded on May 4, 2006 after 22 episodes. It focuses on brothers Sam and Dean Winchester as they track down their father, John, who is on the trail of the demon who killed their mother and Sam's girlfriend. During their travels, they use their father's journal to help them carry on the family business—saving people and hunting supernatural creatures. Jared Padalecki and Jensen Ackles star as Sam and Dean, with Jeffrey Dean Morgan recurring as their father, John, and Nicki Aycox as the demonic Meg Masters. This is the only season to air on The WB Television Network, with all subsequent seasons airing on The CW Television Network, a joint venture of The WB and UPN.
Document 13: Supernatural (season 4): The fourth season of "Supernatural", an American fantasy horror television series created by Eric Kripke, premiered September 18, 2008, and concluded on May 14, 2009, on The CW.
Document 14: Supernatural (U.S. TV series): Supernatural is an American fantasy horror television series created by Eric Kripke. It was first broadcast on September 13, 2005, on The WB, and subsequently became part of successor The CW's lineup. Starring Jared Padalecki as Sam Winchester and Jensen Ackles as Dean Winchester, the series follows the two brothers as they hunt demons, ghosts, monsters, and other supernatural beings. The series is produced by Warner Bros. Television, in association with Wonderland Sound and Vision. Along with Kripke, executive producers have been McG, Robert Singer, Phil Sgriccia, Sera Gamble, Jeremy Carver, John Shiban, Ben Edlund and Adam Glass. Former executive producer and director Kim Manners died of lung cancer during production of the fourth season.
Document 15: Supernatural (season 7): The seventh season of "Supernatural", an American fantasy horror television series created by Eric Kripke, premiered September 23, 2011, and concluded May 18, 2012, airing 23 episodes. The season focuses on protagonists Sam (Jared Padalecki) and Dean Winchester (Jensen Ackles) facing a new enemy called Leviathans, stronger than they have encountered so far as well as rendering their usual weapons useless.
ground_truth: Eric Kripke