Translation of "Hunchback" in Spanish

I helped an old hunchback cross the street.

Ayudé a un viejito jorobado a cruzar la calle.

If you keep using that posture, you'll become a hunchback.

Si continuas con esa postura, vas a quedar jorobada.

The hunchback doesn't see his own hump but his companion's.

El jorobado no ve su propia joroba sino la de su compañero.

The movie "The Hunchback of Notre-Dame" has been renamed and is now called "The Bell of Notre-Dame".

La película "El Jorobado de Notre-Dame" ha sido renombrada y ahora se llama "La Campana de Notre-Dame".