EXCLUSIVE: Jensen Ackles will help bring Big Sky‘s sophomore season to a close. The Supernatural alum is set for a guest star spot during the ABC series’ season ender on Thursday, May 19.

Jensen Ackles grew up on 1980s action heroes and embraces being the same kind of throwback tough guy in "The Boys" and Amazon's new drama "Countdown." Watch Party Newsletter What to watch Win $100 ...