A murder takes place in a film studio during the shooting of a new film.
A car salesman dreams he is kidnapped in mistake for his noble double.
Walter poses as a detective to impress his girlfriend and ends up having to fend off thieves who try to steal her father's valuable diamond, kept on board his houseboat.
A man sells his wife and child to a sailor, remarries on becoming mayor, and learns his daughter is actually the sailor's.
The film portrays the life of Florence Nightingale, particularly her innovations in nursing during the Crimean War (1854–56).