A criminal produces an uncontrollable laughter to the population and Mortadelo and Filemón will have to stop him.
Movie tag line: "Tagline Not Available"
Production companies:
Character: Mortadelo / Tía Fulgencia (voice)
Character: Filemón (voice)
Character: Jimmy el Cachondo (voice)
Character: Filemón en sueños (voice)
Character: El Súper (voice)
Character: Tronchamulas reversizado (voice)
Character: Tronchamulas (voice)
Character: Rompetechos (voice)
Character: El Profesor Bacterio (voice)
Character: Ofelia (voice)
Character: Señorita Irma (voice)
Character: Mari (voice)
Character: Trini (voice)
Character: Guardia / Niño 2 (voice)
Character: Vecina Filemón / Niño 3 (voice)
Character: Cocinero TV (voice)
Character: Instalador caja fuerte / Voz sobre el periódico (voice)
Character: Ciego / Yoyolanda reversizada (voice)
Character: Yoyolanda / Reportera noticiaria TV (voice)
Character: Bicho 1 / Pingüino (voice)