Chris Lemons was a saturation diver for 10 years working on oil fields on the North Sea floor. Now, Lemons is a supervisor, who gives instructions to divers and is responsible for keeping them alive.

With a movie screen as black as night, audiences sit in darkness hearing the faint bubbles of a deep-sea diver breathing underwater. The sound is barely audible, though it captures more loneliness and ...

When he's not playing golf or spending time with his wife and two daughters, Chris Lemons is living in a small pressurized chamber at the bottom of a boat, hundreds of meters below the surface of the ...