The crew of the USS Reluctant is at it again in this comedy sequel to
Mister Roberts
. The story opens toward the end of WWII as the great ship drops her cargo at various island bases. Their captain is an unbending tyrant. Young Pulver aspires to become a doctor just like his hero and mentor, the ship's physician. A terrible storm erupts and the ruthless captain is knocked overboard by a rogue wave. Brave Pulver dives over to save the commander and together the two end up stranded on a deserted island. When the captain suddenly doubles over with appendicitis it is up to Pulver to save him via a radio and the ship's doctor's instructions. Fortunately, it all comes out well in the end.