NYC Weekend Watch is our weekly round-up of repertory offerings. Museum of Modern ArtFilms by Ernst Lubitsch, Charlie Chaplin, and Raoul Walsh play in Silent Movie Week. Anthology Film ArchivesFilms by Buñuel and Chaplin play in Essential Cinema; a Marcel Duchamp series begins. Film ForumLuchino Visconti’s White Nights begins a run while Dread Beat an Blood and Ross McElwee’s Sherman’s March continue in new restorations. Nitehawk Prospect ParkSpace Jam and Talladega Nights play early on Saturday and Sunday.