Bogart plays one of several men on his way to Africa to swindle the locals out of Uranium concessions. He is the nicest of his bunch which is not saying much. They are to travel by ship and, on the same ship, is a young English couple. She falls for Bogey and Bogey"s wife seems to have an interest in the husband but things start to fall apart when the husband learns of the uranium plot. The other bad guys realize that they are going to have to get him out of the way. This involves abandoned ships, being help prisoner by Arabs and a host of other inconveniences. Eventually, things work out.