Rapper Tricky is among the latest names for this month's Latitude.
The former-Massive Attack man will play the Uncut Arena with Thomas Dybdahl, My Toys Like Me, DM Stith, Blue Roses and Lyrebirds confirmed for the Sunrise Arena.
Elsewhere 9Bach will play on the Lake Stage joining the likes of Golden Silvers, Slow Club, Marina And The Diamonds and more.
These acts join the Pet Shop Boys, Grace Jones and Nick Cave & The Bad Seeds at Latitude 2009, which runs from 16-19 July.
Tickets are on sale priced at £150 plus booking fee including camping and car park fees. Day passes are available for £60 before booking fee.
Click here to buy Latitude tickets.
As well as a full music programme Latitude also boasts a diverse program of art including poetry, literature and comedy.