|Debut||"The Pied Piper" (October 1977)|
|Played by||Martin Mull|
Hamlin Rule is a musician who can control minds by playing a melody on his flute. He uses this ability to condition his young female fans to steal for him. But when one of those fans turns out to be the daughter of IADC chief, Joe Atkinson, it's up to Wonder Woman to silence this modern day "Pied Piper."