Jason Ritter / Sean B. Walker

Jason Ritter was born February 17, 1980 to the late John Ritter and Nancy Morgan. Jason's first appearance on television was when he was one years old, after he wondered on the set of Three's Company while the opening credits were being filmed. While relatively new on the scene Jason Ritter has appeared in a number of films and TV shows, but typically not in a lead role like Sean Walker. You can find Jason Ritter on Twitter with the handle @JasonRitter.

Jason Ritter stars in The Event as Sean B. Walker, the quintessential boy next door and self proclaimed geek, graduate of MIT in Computer Science and a (mostly) reformed hacker.

While on a cruise with his girlfriend, Liela Buchanan, Sean becomes part of a government conspiracy that he must try to stop.  Sean finds him self on the run wanted for murder, attempted plane hijacking, and the target of shadowy figures.

Interesting facts about Sean Walker:

• He is a big Stephen King fan, he has read "The Stand" seven times. On episode one of The Event you can spot Sean reading "The Stand" on the beach.