Van Johnson

Pied Piper / Truson

Claude Rains

Mayor of Hamelin

Lori Nelson

Mara

Jim Backus

King's Emissary

Joseph Sargent

Doodles Weaver

First Counselor (uncredited)

Stanley Adams

Second Counselor (uncredited)

Oliver Blake

Leading Citizen (uncredited)

William H. O'Brien

Townsman (uncredited)

Carl Benton Reid

Mayor of Hamelout (uncredited)

Amzie Strickland

Leading Townswoman (uncredited)

Cyril Delevanti