Busy director John Woo has signed on to direct Paramount feature adaptation of Tom Clancy's RAINBOW SIX, reports VARIETY. The long in-development pic was originally brought to Paramount by Artists Management Group's Michael Ovitz in 1999. Michael Shiffer, Bill Wisher, Art Monterastelli, Frank Capello and John Enbom have all taken cracks at the script over the years. The story follows former CIA agent John Clark, who leaves the agency to set up an U.K.-based multinational organization that fights terrorism. Woo recently signed on the produce and direct the videogame-turned-feature SPY-HUNTER for Universal.