After fierce Roman commander Marcus Vinicius becomes infatuated with beautiful Christian hostage Lygia, he begins to question the tyrannical leadership of the despotic emperor Nero.

In 17th-century England, Charles II, the rightful heir to the kingdom, is driven from his country by militants working for rogue leader Oliver Cromwell. Charles ends up in the Netherlands, where he falls for local beauty Katie and spends his days happily in the quiet countryside. Unfortunately, Cromwell's associate Col. Ingram and his men track Charles down, and the would-be monarch must resort to swashbuckling his way to freedom.

Reformed racketeer "Lucky" Leeds flees from the police when he thinks they are about to arrest him for a murder he didn't commit. He and his wife Patti fly to his privately-owned remote island and have to crash land. Also on the island is a group of shipwrecked people, including a German professor, his daughter, an English journalist, a wealthy widow, a sailor and a Nazi Agent.

Abigail Chandler has written her stuffy Boston relatives that she's a successful opera singer in New York. In reality, she works at a burlesque house and is billed as High-C Susie. When her sister Martha comes for a visit, Abigail tries to hide the truth from her.