Spoiler Alert! Fresh off last night's videos and photos from Sherlock Holmes II, another video from the set has emerged. Take a look below for footage that reveals a surprise cameo appearance from the upcoming sequel:

Sherlock Holmes II is currently shooting in Strausborg, France. No plot details have been revealed, although this time around, Sherlock Holmes (Robert Downey Jr.) and Watson (Jude Law) will be dealing with the nefarious villain Moriarty (Jared Harris).