Dogtanian and the Three Muskehounds (1981)

Season 1: Episode 7

All the guns in a man's shop are stolen by le Faucon Bleu, the worst & most notorious thief and pirate in Europe. He leaves a message "Watch out tonight danger is near, for I have come to Paris", a musketeer rides through the streets telling people to lock their doors. That night only the Police, Guards and Musketeers dare to go out, even Dogtanian has locked up the house. Outside the city the Blue Falcon and his gang of thieves are scheming, the Blue Falcon scales the city's wall to put his plan into action...