Prepare to dive for 26 further adventures aboard the Seaview in the underwater sci-fi classic.

Join Admiral Harriman Nelson, Captain Lee Crane and the crew of the Seaview, as they venture through a breathtaking undersea world in Irwin Allen's action-packed TV classic, where science-fiction adventure meets espionage thriller! As the Seaviews ongoing mission continues, her crew boldly defends the free world from the enemies of mankind, battling sinister foreign powers, deadly sea creatures, deranged scientists bent on world domination and the imminent threat of nuclear doomsday. From the creative genius of Irwin Allen (LOST IN SPACE, THE TIME TUNNEL, LAND OF THE GIANTS, THE POSEIDON ADVENTURE and THE TOWERING INFERNO) and available for the first time on DVD, this 7 disc set collects all 26 digitally remastered adventures from the third season of the underwater sci-fi cult classic, with bonus features including a new interview with series star David Hedison and rare vintage audio interviews. Step aboard the futuristic atomic submarine and see what danger lurks just below the surface in this innovative and exciting television classic Up periscope!