Adventure at the Center of the Earth

After a young man is killed in an unexplored subterranean cavern and his girlfriend driven mad by something she saw there, a track found at the scene cannot be identified with any known animal and thus a scientific expedition is launched to find out just what it is that is living there.

• Alfredo B. CrevennaDirector
• José María Fernández UnsáinWriter

• José Elías MorenoProfesor Díaz
• Carlos CortésDr. Pena
• Kitty de HoyosHilda Ramírez
• David ReynosoJaime Rocha
• Columba DomínguezLaura Ponce
• Javier SolísDr. Manuel Ríos
• Carmen MolinaJulia
• Ramón BugariniApolinar
• Carlos NietoNovio de Julia
• Marco Antonio ArzateCast
• Armando AcostaGerente de gruta (uncredited)
• Roberto MeyerPadre de Julia (uncredited)