Trivia

This was the first Hollywood movie to adapt the whole storyline of Alexandre Dumas' novel. The previous, and many of the later, movie adaptations only adapted the first half of the novel ("The Queens Diamonds").

Vincent Price repeated the role of Cardinal Richelieu in The Three Musketeers (1960).

This was Gene Kelly's favorite non-musical role.

Lana Turner's first appearance in a color movie.

During the filming of a bedroom scene, Gene Kelly flung Lana Turner onto a bed with such force that she fell to the ground and suffered a broken elbow.