Captain's daughter Josephine and common sailor Ralph Rackstraw are in love. However, their relationship is complicated by her arranged marriage to the high-ranking Sir Joseph Porter. A secret about the characters' true identities revealed by Little Buttercup, which leads to a farcical resolution.

Colonel Fairfax has been falsely accused of sorcery by a jealous relative who covets his estates and money. The Colonel is condemned to death for his 'crime' and waits in the Tower of London for his execution. Fate, however, steps in - in the form of Sergeant Meryll (who owes his life to Colonel Fairfax) and Elsie Maynard, a beautiful strolling singer who has just arrived at the Tower to entertain the people in the company of a strolling jester, Jack Point.

Opening with the first day of rehearsals of the London production of "Sweeney Todd", this ninety-minute documentary focuses on the rehearsal process with the musical's director, composer and actors.