Martin Scorsese's 1976 classic is one of Tarantino's favorite films, and Christoph Waltz's Schultz has an apparatus up his sleeve that pops a gun into his hand much like the one used by Travis Bickle. ''Yeah, that's in Taxi Driver,'' says Tarantino. ''But it's also in this Lee Van Cleef Western called Sabata.''
''Taxi Driver,'' ''Bonanza,'' and, of course, ''Django'' -- where to see cinematic shout-outs Quentin Tarantino slid into his new hit, including comments on his choices from the director