orologio en CB01 OFFICIAL. Wildlife filmmaker Dave Riggs has spent eleven years trying to find out who this super predator capable of eating a Great White is. Dave’s obsession to find the killer leads him to an oceanic battle zone that's remained hidden until now. Called the kill zone, orcas, colossal squids, and Great White Sharks face off in an underwater battle where only the fiercest creatures of the marine world survive.