HD freediving film question

I heard this indie film was shot in HDV. I wonder what camera and housing it is, and if they used lighting. Any idea?

http://www.gmwmovie.com/teaser.html

I heard this indie film was shot in HDV. I wonder what camera and housing it is, and if they used lighting. Any idea?

 

http://www.gmwmovie.com/teaser.html

Looks like someone from the board who is often around may know if you look at the credits

http://www.gmwmovie.com/cameradept.html

Someone by the name of Dr. Alexander Mustard took the stills, and there is an Alex Mustard here

I really liked the trailer.