User blog comment:Hermione Chase/New Pics From SoM Set/@comment-4388405-20120701035616/@comment-4093491-20120701041501

Ganymede is the cupbearer of Olympus, although never directly involved in the books, his voice can be heard in Gray Sister's taxi giving some instructions and telling them buckle up the seatbelts and stuff. I don't know why are they giving him actor as he technically never appeared till now.