Eric William Dane is an American actor. After multiple television roles in the 1990s and 2000s, which included his recurring role as Jason Dean in Charmed, Dane was cast as Mark Sloan on Grey's Anatomy. From Wikipedia
Launching June 25 with three back-to-back episodes, Countdown’s trailer spotlights Jensen Ackles helming a covert operation to prevent a catastrophic Los Angeles attack.
