15 Great Movies You Didn't Know Were Science Fiction

The greatest science fiction movies sometimes aren't labeled as science fiction at all. As with literary novels like The Road and The Confessions of Max Tivoli, some classic movies explore alternate or futuristic worlds, even as they slip under the radar of mainstream (or alternative) audiences. Call them slipstream,… » 3/24/08 10:00am 3/24/08 10:00am