Submarine Attack #40

When a by-the-book Naval officer named Lieutenant Gregory Trask takes command of the U.S.S. Gimple, a submarine crewed by undisciplined misfits, neither he nor his men are convinced the other is up to the fight. But after a daring raid on a Japanese harbor that nets multiple enemy ships, Trask transforms into the fearless Tiger Trask, and his crew discovers their captain has the guts to match his tactical genius. Together, they establish an audacious forward base and begin striking at Japanese targets deep in enemy territory, finally united in purpose.

Lieutenant-Commander Ross Arlen of the U.S.S. Wanga stalks a damaged Nazi U-boat through the Mediterranean in 1942, convinced the enemy vessel is heading for a secret rendezvous—and he's determined to uncover what lurks at the meeting point. When Arlen's hunch proves devastatingly correct, his submarine finds itself locked in a desperate fight against a hidden Nazi supply network. It's a tense cat-and-mouse game where one man's instinct could change the course of the Atlantic campaign.

When the Soviets launch their most advanced submarine to challenge American naval supremacy, Commander Osgood and the crew of the Centurion—a revolutionary new hunter-killer sub packed with cutting-edge weapons and detection systems—must put their innovative vessel and unconventional tactics to the ultimate test. As Cold War tensions escalate and Communist submarines prowl closer to American shores, Osgood races to discover what new threat the Soviets have in store and whether the Centurion can outthink and outmaneuver her most formidable opponent yet.