After being fired from his company, Pablo meets his friend Ana, who introduce him to Pedro Ramírez, an undesirable lawyer, who offers him 15,000 pesetas for reports about his ex-company with the intention of doing a rob. When the lawyer's gang goes to give the coup, Ana reports them to the police, with the idea of taking the loot and fleeing with Pablo. But all of them are arrested and end up together in prison, where the intrigues and skirmishes between them will continue.
Barta Barri
Carlos Otero
Isabel de Castro
Miguel Gila
Luis Induni
Manuel Gas
Julián Ugarte
Modesto Cid
Mario de Bustos
Francisco Pigrau
Emilio Sancho
Ramón Hernández
Enrique García
Eulalia Montero
Antonio González 'El Pescaílla'
Juan Aristi Eulate
Eduardo Berraondo
Núria Espert
Francisco Tuset
Ramón Vaccaro
Manuel Bronchud