The would-be new El Cid could be...

Considering Viggo Mortensen is fluent in Spanish (he lived in Venezuela and Argentina from 2 to 11 years old) and has expertise as a horseman that let him do additional horse riding in “Lord of the Rings” and “Hidalgo” besides his looks (his bloodline mingles Norwegian, Danish and American genes and he knows all the languages from these countries and also French), he will be an excellent El Cid:

http://www.imdb.com/gallery/ss/0167260/Ss/0167260/lotr3_24324.jpg.html?hint=nm0001557

http://www.imdb.com/gallery/ss/0167260/lotr3__ARAGORN_HR.jpg.html

http://www.imdb.com/gallery/ss/0317648/Ss/0317648/hidalgo_keyimage.jpg.html?hint=group

http://www.imdb.com/gallery/ss/0167260/lotr3_3AP_97357.jpg.html