Athos planted a replacement as Milady 's carriage driver in the film The Three Musketeers .
Athos was sure that Milady would have fled , taking the necklace with her as insurance , so he planted a replacement as her carriage driver to take her to an isolated spot where the airship could pick up the carriage .
The Three Musketeers -LRB-2011 film-RRB-