Jensen Ross Ackles (born March 1, 1978) is an American actor. He is notable for his television roles as Eric Brady in Days of our Lives which earned him several Daytime Emmy Award nominations, as Alec/X5-494 in Dark Angel, and as Jason Teague in Smallville. Ackles now appears as Dean Winchester on the CW television series Supernatural.

Description above from the Wikipedia article Jensen Ackles, licensed under CC-BY-SA, full list of contributors on Wikipedia.