Zachary Levi, Yvonne Strahovski, Adam Baldwin
Seasons: 1-2
Network: NBC

Story: After much of the NSA's top secret database is downloaded into his brain, mild-mannered electronics store clerk Chuck finds himself secretly going on covert ops missions with CIA & NSA handlers to stop various bad guys.

Matthew Fox, Evangeline Lilly, Josh Holloway
Seasons: 1-4
Network: ABC

Story: Four dozen people survived a plane crash and are lost on an uncharted island in the South Pacific. As the strangers band together for comfort and support, they realise several things are very strange about their new home.

Tom Welling, Michael Rosenbaum, Kristin Kreuk
Seasons: 1-8
Network: The CW

Story: A meteor shower rains destruction on the citizens of Smallville, Kansas. Years later, a popular yet awkward teen attempts to decipher the meaning of his strange abilities which set him apart from his peers. His name is Clark Kent.