No main cast listed for this episode.
NOVA — S33E20
Episode: Underwater Dream Machine
Air Date: 2006-12-26
Runtime: 57 min
Overview
The story of Peter Robbins, an engineer who---at a cost of $1.5 million---built his own submarine (named Alicia) in order to explore sunken German U-boats. Included: the Alicia's maiden voyage.