A traveling exterminator of unknown origin with light hair and sun-darkened skin. He wears an outdated, multicolored coat of yellow and red, carrying a musical pipe. Claiming to have cleared other kingdoms of pests, he offers his unique, magical services to Hamelin in exchange for one thousand guilders. He operates by a strict code of honesty and expects others to honor their word.

The wealthy and privileged political leader of Hamelin. He and his council dress in ermine-lined gowns and enjoy fine wines, representing the town's ruling class. Facing a desperate crisis with the vermin, he hastily agrees to pay a high fee to a mysterious stranger, though he views his own wealth and comfort as paramount.

The political party in control of Hamelin. They share the Mayor's wealth and privilege, prioritizing their comfort and lavish dinners over the well-being of the town. They act as an echo chamber for the Mayor's decisions regarding the pest problem.

The younger generation of Hamelin. They represent the town's innocence, hope, and most valuable resource. They stand in contrast to the greed and self-interest of the adult ruling class, viewing the colorful stranger as a figure of wonder rather than a transaction.

A young boy living in Hamelin who has a physical disability. He possesses an imaginative mind and is uniquely sensitive to the magical, vibrant promises embedded in the Piper's music. He struggles to keep up with his peers when excitement sweeps through the town.

A member of the massive rat horde infesting Hamelin. He possesses an articulate voice and serves as a witness to the hypnotic, irresistible nature of the Piper's musical abilities, bearing a cautionary message for others.

The narrator of the poem who recounts the historical events in Hamelin. He frames the story as a fable, directly addressing his listener to impart moral lessons about honesty, greed, and the importance of keeping promises.

An ill child who serves as the direct audience for the speaker's tale. He listens to the story of Hamelin, receiving it as both entertainment and a moral lesson regarding honesty.