
Shortly after the start of World War II, a ukulele player (George) takes the wrong boat and finds himself in (still uninvaded) Norway. He is mistaken for a fellow British intelligence agent by a woman (Mary), and becomes involved ...

George has won a lot of money at the races but he's paid with counterfeit money. He sets about tracking down the criminals himself.

While he's a houseguest at an upper-class gathering, wealthy Jewish man Ferdinand de Levis is robbed of £1,000 with evidence pointing towards the guilt of another guest, Captain Dancy.

Jane Bell has lived on an old barge moored in the Thames with her feckless father and sister ever since their mother died, but she would prefer her life to be more like the movies; reality is being courted by inarticulate boatman ...