Dazed and confused at 140 feet, Brent disables his air supply and fights off his rescuer.

A hidden equipment problem turns deadly for one unsuspecting diver.

Thrill-seeking divers push the bounds of training and common sense with disastrous results.

A diver wins a competition with his friends, but never gets to celebrate his victory.

Two divers ignore common sense and repeated warnings not to venture into a cave.

Following a two-year diving hiatus, an instructor forgets some of the basics.

A diver's unfamiliarity with his computer's emergency deco mode nearly leads to tragedy.

A fatal dive demonstrates what's wrong with the reg sitting in your closet.

Inexperienced buddies venture into a shipwreck and can't find their way out.