Bernhardt Stieglitz, a NATO soldier bitten by a wolf, leaves a string of murder victims behind him. When Vincenzo is forced to abort his long-awaited vacation and report on the last cruise of an ocean liner, the USS Hanover, Carl takes his place, only to find that Stieglitz is one of the passengers on board...and the full moon is rising. Trapped aboard the liner, Kolchak must use a shotgun and silver buckshot to kill the creature once and for all.