WATCHESPN NOW AVAILABLE TO OPTIMUM TV CUSTOMERS

Sports Fans Can Live Stream ESPN Networks On Computers, Smartphones, Tablets And Xbox

BETHPAGE, NY, December 19, 2012 - Cablevision Systems Corp. (NYSE: CVC) today announced the availability of WatchESPN, enabling Optimum TV customers to enjoy live access to ESPN networks on computers at WatchESPN.com, on mobile devices via the award-winning WatchESPN app or through ESPN on Xbox LIVE to Gold members.

Just in time for college football bowl season and the NBA, Optimum TV customers can now conveniently watch live events from the ESPN networks they receive in their package, including ESPN, ESPN2, ESPN3 and ESPNU. Additionally, customers can enjoy ESPN Goal Line and ESPN Buzzer Beater on WatchESPN when those channels are in season.

"Fans want to watch their favorite teams as the action is happening, and we are pleased to add WatchESPN to our Optimum TV to GO service, allowing fans to catch the games they care about when, where and how they want it, so they never miss a crucial play," said Bradley Feldman, vice president of video product management.

Optimum TV subscribers with a supported smartphone or tablet can download the free WatchESPN app by visiting the following:

· The iTunes App store - WatchESPN for iOS/iPad users

· The Google Play store - WatchESPN for Android users

Optimum TV customers can also visit http://watchespn.com/activate/optimum on their computers to stream live ESPN programming online. Customers can go to this URL, select Optimum and sign in with their Optimum ID and password to begin watching. Xbox LIVE Gold members can download the ESPN experience and authenticate with their Optimum ID to enjoy viewing live events.

Additionally, ESPN 3D is now also available to Optimum TV customers with a 3D television. Annually, ESPN 3D carries over 130 live telecasts of a variety of sports, including college football, college basketball and the X Games. Customers must have an HD digital cable box as well as a 3D capable television and compatible 3D glasses.

WATCH Disney Channel, WATCH Disney XD and WATCH Disney Junior will also be coming soon to Optimum TV subscribers. Similar to WatchESPN, these authenticated products will be accessible across a variety of platforms and devices both in-home and out-of-the-home.

About Cablevision

Cablevision Systems Corporation is one of the nation's leading media and telecommunications companies. In addition to delivering its Optimum branded cable, Internet, and voice offerings throughout the New York area, the company owns and operates cable systems serving homes in four Western states. Cablevision's local media properties include News 12 Networks, MSG Varsity and Newsday Media Group. Cablevision also owns and operates Clearview Cinemas. Additional information about Cablevision is available on the Web at www.cablevision.com.

About ESPN, Inc.

ESPN, Inc., is the world's leading multinational, multimedia sports entertainment company featuring a portfolio of more than 50 multimedia sports assets. The company is comprised of eight 24-hour domestic television networks (ESPN, ESPN2, ESPNEWS, ESPNU, ESPN Classic, ESPN Deportes, ESPN 3D and the regionally focused Longhorn Network) and five HD simulcast services (ESPN, ESPN2, ESPNU, ESPNEWS and ESPN Deportes). Other businesses include ESPN Regional Television, ESPN International (48 networks, syndication, radio, websites, mobile, apps), ESPN Audio (broadcast, satellite, online and apps, a growing category led by ScoreCenter), ESPN.com (plus a variety of sport-, college- and market-specific sites), ESPN The Magazine, ESPN Enterprises, ESPNHS and espnW. Multi-screen offerings include WatchESPN (access to several ESPN networks online, via an app and on Xbox LIVE) and ESPN3 (live multi-screen network available online, on the go and via Xbox LIVE). Based in Bristol, Conn., ESPN is 80 percent owned by ABC, Inc., which is an indirect subsidiary of The Walt Disney Company. The Hearst Corporation holds a 20 percent interest in ESPN.