Most exciting casting news first: Terry O'Quinn has been cast in a recurring role on the upcoming season of Hawaii Five-0. So basically Locke is joining Jin back on the island. Amazing.

Now for the rest. Scott Foley has been cast to play a major role in the Season 4 finale of True Blood...Griffin Dunne has landed a multi-episode arc in Showtime's new comedy House of Lies...Former General Hospital regular Brianna Brown has joined the cast of Showtime's Homeland...Jason Patric has been tapped as the male lead in the FX drama pilot Powers...Pruitt Taylor Vince has landed a recurring role in the upcoming season of The Walking Dead...Better With You's Josh Cooke has been cast in a recurring role on Dexter...Valerie Cruz of Off the Map has joined Alphas as a recurring cast member...and Conan O'Brien may appear on an episode of How I Met Your Mother.

Mike Tyson, Spike Lee and Doug Ellin have teamed up with HBO to create a drama series loosely based on Tyson's early life as a boxer. Will it explain his reasoning behind the horrendous tattoo? Or why he bit off Evander Holyfield's ear? We can only hope.

TLC will air Nick Lachey and Vanessa Minnillo's wedding. Because having his marriage televised worked out so well for Nick Lachey the first time.

And finally, although MTV has not confirmed it yet, the network is currently holding an "exploratory" casting call for a reality show about high school dropouts. MTV -- always championing my generation's best and brightest.