Debbie Harry, Kanye West and Paris Hilton appear in a movie immortalizing the Gramercy Park Hotel. The film, directed by Douglas Keeve, also has cameos from Julian Schnabel Karl Lagerfeld, Ben Stiller, Winona Ryder, Russell Simmons, The Post’s David Landsel, and Ian Schrager, who transformed the hotel in 2005. “Hotel Gramercy Park” premieres on the Sundance Channel tonight, while Keeve and producer Wendy Ettinger will hold a private screening at the hotel penthouse.