In the midst of a global crisis, the USS Alabama receives an unconfirmed order to launch its nuclear missiles. The tension quickly rises as the sub's respected commander and his brilliant executive officer clash over the validity of their orders, battling each other for control of the sub.

Rocket transports you to the breathtaking Arctic wilderness and then transforms into a submarine, leading you on a thrilling underwater quest. And there's more magic in store as you pat, clap, sing and dance your way to exciting adventures in faraway lands.

"Martin Kratt and Chris Kratt are studying the secrets of great white sharks while their nemesis, Chef Gaston Gourmand, is looking for ingredients for his shark fin soup recipe. Later, when Martin knocks the Creature Power Suites into a deep Arctic trench, the brothers search for them in the brand-new Octopod submarine where they witness a Pacific octopus' defense against an attacking shark. Then Aviva takes the lead when she wants to upgrade the...

A trouble-shooting 19th century seaman is trying to discover why so many whaling ships have been disappearing of late. Teaming with a scientist and a diver, they set sail to investigate. They are promptly captured by the megalomaniac Captain Nemo, who skippers a lavish, scientifically advanced submarine.