An angel finds that she needs money to fulfill her mission on Earth. Her only solution to this problem is to pawn her harp.

A National Coal Board film produced to promote a 'Housewarming Plan' initiative following the 1956 Clean Air Act.

During the last half of the 19th century writer Richard Darrell saves Don Carlos from two robbers, and is entrusted by Don Carlos to take a valuable necklace to Spain. Richard leaves his fiancé, Oriana, and starts the trip. He meets Wycroft, a henchman for Sir Francis Castteldow, an aristocrat out to steal Oriana from Richard. The latter is assaulted, robbed and nearly killed and, as a result, loses his memory. He marries a gypsy girl, Rosal, while Oriana, thinking him dead marries the dastardly Sir Francis. Everybody will meet again. Complications will arise.

A group of nuclear scientists face a moral dilemma when they discover that, as well as making electricity, their government also wants to make nuclear bombs with their products.