Filmmaker Arev Manoukian combined all of the right elements to make his amazing short, Nuit Blanche.  From Wired:

For Arev Manoukian, capturing the live action for his elegant short film Nuit Blanche came easy: He filmed two principal actors in four days on a green-screen soundstage in Toronto.

The hard part happened over the next eight months, as the 28-year-old Canadian filmmaker hammered out densely layered digital effects shots culminating in a crushingly effective slow-motion car crash lavished with beautiful breaking glass.

That attention to detail paid off. Within days of posting the four-minute, 41-second romantic drama on the Spy Films website, Manoukian says he got calls from Hollywood agents and managers. He signed with talent agency William Morris Endeavor last month and went on a two-week spree of meetings with studios and producers. “Needless to say, it’s very exciting,” Manoukian told Wired.com in an e-mail interview.

In March, he brainstormed with Wanted director Timur Bekmambetov and 9 producer Jim Lemley. “I just came back from some very promising meetings,” Manoukian says. “They are interested in producing my first feature!”

Continue reading the article for some of the technical details and a short interview with Manoukian.  Also, just to round everything off, watch the making-of video.