Principe Valiant
The Legend of Prince Valiant (original)
Starring Efrem Zimbalist Jr., Alan Oppenheimer, Michael Horton, James Avery, Samantha Eggar, Noelle North, Tim Curry, Robby Benson
It's a action & adventure and animation show, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Italy.