Ash and Enter Shikari have also been added to the music festival, which will take place at Seaclose Park between June 22 and June 24, 2012.
© Bestival 2011/Ian Taylor
© Ken McKay/Rex Features
The acts will precede headliners Pearl Jam, Tom Petty and Bruce Springsteen at the three-day event, which also includes sets from Noel Gallagher, Elbow and Biffy Clyro.
Example, Labrinth, The Darkness, Professor Green, Groove Armada and Madness are among the other acts performing, with tickets on sale now.
Isle of Wight Festival organiser John Giddings recently said that he has not asked for any mainstream pop artists for this year's event.
> Isle of Wight festival to have more dance and urban acts
Watch the music video for Katy B's 'Katy On A Mission' below:
