Venerable stage favorite Cyril Maude is pretty much the whole show in the British comedy-melodrama . Maude plays a cranky old vegetable trader who pulls into port at a mythical banana republic. Loudly announcing that he has potatoes, onions and cabbage for sale, the old man unwittingly spouts out the code words for a gun-running operation. He is hired by a revolutionary group to supply guns for an impending insurrection, but of course he thinks he's merely making another produce run......