The amount of soot on Maureen O'Hara's face changes from the long shots to the close-ups.
Watching the Portuguese dubbed version, and that is fine, but after the wedding, first time on land, a group can be heard singing "Wyatt Earp, Wyatt Earp, breve, courageous and bold . . ." in the background. Earp's lifetime and the setting of the film are completely out of sync.