Backed by "Supernatural" co-stars Mark Sheppard and Richard Speight Jr., the actor joined the band Louden Swain onstage at VanCon to belt out a rock classic.
The stars and producers of "Supernatural" shared stories from Season 10 and speculated on future developments during their Sunday panel in Hall H.
The actress talks with SPINOFF about tonight's midseason finale, which reunites the King of Hell with his mother.
Appearing in Hall H, the cast of Supernatural reflected on the past nine seasons, looked ahead to "Demon Dean," and addressed John Constantine's Castiel-like trenchcoat.
The King of Hell will reign in the 10th season of the CW drama as a member of the main cast.
Everyone's favorite grumpy father figure and the king of hell sat down at Emerald City Comicon for a discussion of death, music and tender kisses.
Not to be outdone by the BBC, BBC America has premiered its own trailer for the sixth-season premiere of Doctor Who, which brings the Doctor and his companions from the Utah desert to the Oval Office in 1969.
BBC and BBC America has premiered a new promotional image for "The Impossible Astronaut," the eagerly awaited sixth-season premiere of Doctor Who. The episode airs Saturday, April 23.