Take a deep breath. Hold it. Now, imagine you're on a - I didn't say breathe! - on a sunken submarine at the bottom of the ocean, teetering on enough methane ice to blow the world in half if you make the slightest wrong move. And five world governments are sending underwater commandoes your way right this second! Heart racing? Getting lightheaded? That's the skill of writer Andrew Cosby, creator of the hit Sci-Fi Channel show Eureka!