Guarda Streamingcommunity. Crump directed the feature-length documentary film Black White + Gray: A Portrait of Sam Wagstaff + Robert Mapplethorpe, which premiered in North America at the 2007 Tribeca Film Festival and in Europe at Art Basel. It explores the influence curator Sam Wagstaff, photographer Robert Mapplethorpe and musician/poet Patti Smith had on the 1970s art scene in New York City.