Desc: At zijí duchové!: Directed by Oldrich Lipský. With Dana Vávrová, Jirí Procházka, Jirí Sovák, Vlastimil Brodský. Trespassing gang of boys encounter a ghost in the ruins of a castle. When they rescue the ghost who is caught in a trapset, they become allies in a fight to prevent ruins from being turned into mushroom farm by the city authorities.