Yussef Kamaal Trio and Guy Andrews have also been added to the March 12th event.
The acts that complete the bill are Gilles Peterson, French producer Rone, Houndstooth signee Guy Andrews and South London outfit Yussef Kamal Trio, who will perform alongside 22a's Henry Wu. Peterson will perform alongside MC Earl Zinger.
They join previously announced names like George FitzGerald, Special Request, Hodge and Maya Jane Coles, who has also been booked under her Nocturnal Sunshine alias. Bonobo will headline the main room with a DJ set. For a full rundown of all the artists playing, head to Outlier's RA event page. Doors open at midday.
Tickets to Outlier at Tobacco Dock are available here on RA.