The Count of Bragelonne (1954)

Raoul De Bragelonne,musketeer Athos' s son, back from a mission in England ,has found his love,Louise De La Vallière ,in the Sun King 's arms and one of their friends ,Helene De Winter , secretly in love with him.After fighting a duel ,he is imprisoned in the Bastille.The Cardinal De Mazarin plots against his majesty the king :he wants to substitute him for his twin brother .Raoul and D'Artagnan will try and thwart his ominous plan.