Calling all ships
(Aviso aos navegantes)

Frederico is a stowaway on a transatlantic liner. He is spotted by Azulão, the ship’s cook, who promises not to tell on Frederico if he agréés to work for him in the kitchen. Meanwhile, Alberto, the captain, receives a radio telegram informing him that there is a dangerous international spy on board. To complicate things further, passports change hands… Alberto tries to seduce the leading actress of a theatre company who is also coveted by a fake prince, while Azulão tries to keep Frederico away from the sinister Professor Scaramouche’s tribulations and hypnotic attempts…