The crew of HM submarine Rugged are on a high-stakes high seas mission. Mediterranean, 1942. Britain is at war with Germany. Responsible for protecting British convoys in the Channel in a small Chaser, young Peter Sinclair, RN, is thrown head-first into the horrors of war. Sent to serve in HM...

Mediterranean, 1943. Lurking in the Dodecanese, an unknown terror has been ambushing British submarines. Lieutenant Peter Sinclair, R.N., Captain of H.M. Submarine Rugged and the youngest Commanding Officer with the famous "Fighting Tenth" Submarine Flotilla, sets sail. His mission: to destroy...

Sinclair and the crew of HM Nuclear Submarine Rugged are in a race against time to prevent a world catastrophe! A Nazi war criminal believed to have been executed years ago is seen very much alive in Hamburg. When Lieutenant Hank Jefferson, US Navy, goes missing, the Admiralty, already troubled...

Peter Sinclair stumbles across a deadly Communist plot! On a routine patrol, HM Submarine Searcher strikes an unidentified moving object where no obstruction should have been and sinks to the bottom of the sea. Her Captain, Lieutenant Peter Sinclair, RN, is court-martialed. Given the chance to...

Can Peter Sinclair and his men foil a Communist revolt in the Caribbean? Lieutenant Peter Sinclair, RN is recalled to serve with the British Section of the United Nations Naval Security Force. In command of one of Britain's first nuclear-powered submarines, HM Nuclear Submarine Rugged, Sinclair...

Mediterranean, 1942. Submariner Peter Sinclair, RN, has been promoted to first lieutenant, known in the Royal Navy as Jimmy-the-One. Carrying out wartime patrols from Malta with the famous "Fighting Tenth" Submarine Flotilla, HM Submarine Rugged has orders to disrupt Axis supply convoys. Deep in...