Set in a beautiful fishing village in Gibraltar, Wonderful Things! stars Frankie Vaughan as Carmello, a young fisherman who, unable to earn enough from fishing to marry his tempestuous fiancée, decides to come to England to seek his fortune and finds fortunes are not quite so easy to come by.

When billionaire Jean-Marc Clement learns that he is to be satirized in an off-Broadway revue, he passes himself off as an actor playing him in order to get closer to the beautiful star of the show, Amanda Dell.