Regulus: The First Nuclear Missile Submarines

Roy Scheider narrates this in-depth look at the history of the missile submarine. Directed by Nick T. Spark, the film boasts additional, never-before-seen footage and photos from declassified government files, plus the original version of Regulus. Extras include "The Navy Gets the Bird," capturing the challenges the U.S. Navy faced as they worked on the Regulus missile, and "Regulus Assault Mission," showing the weapon at various launches.