problema con caracteres especiales

[xoceunder]

es que estoy haciendo un sistema de pelicula y quiero insertar descripcio de la mavie ejemplo

Descripcionn

Based on Frank Miller's graphic novel, "300" is very loosely based the 480 B.C. Battle of Thermopylae, where the King of Sparta led his army against the advancing Persians; the battle is said to have inspired all of Greece to band together against the Persians, and helped usher in the world's first democracy.

y no la agrega