Episode Detail: Da Vinci's Notebook - Young Blades
Cardinal Mazarin tries to trick Siroc into building a weapon based on a design by Leonardo Da Vinci. Meanwhile, Jacqueline, as Jacques, fends off a female admirer. Jacqueline: Karen Cliche. D'Artagnan: Tobias Mehler. Siroc: Mark Hildreth. Cardinal Mazarin: Michael Ironside.