vampire movie that uses sonar to find each other

In the year 2019, a plague has transformed almost every human into a vampire. Faced with a dwindling blood supply, the fractured dominant race plots their survival; meanwhile, a researcher works with a covert band of vampires on a way to save humankind.

Behind-the-scenes documentary on the making of the 2008 science ficiton/horror film, Daybreakers featuring interviews with members of the cast and crew and delving into every aspect of the feature including early development, pre-production, production and post-production.

When two amateur hunters accidentally capture their first ever vampire, they are launched on a journey that will take them out into the Klein Karoo to track down and kill an evil blood sucking Prince known as Wyker, thereby fulfilling an ancient prophecy. The only problem, is that the prophecy is a vampire one...and Wyker knows they're coming!

In an effort to prove the existence of vampires, a film crew documents the daily routine and late-night stakeouts of a self-proclaimed vampire hunter.

Taiwanese movie

A captain leads a team of commandos searching for vampires in the universe.

A young couple is caught in the clash between two of the most beloved horror figures: Zombies and Vampires. Will the two unfortunates manage to escape the mortal hunt? Or will the Vampires have to fight more than the usual to earn their bloody meal? A short movie that is just the first bite of an independent long feature set in Italy, an underground project that has great aspirations.