"Finian's Rainbow" - 1968

An Irish immigrant and his daughter move into a town in the American South with a magical piece of gold that will change people's lives, including a struggling farmer and African American citizens threatened by a bigoted politician.

Finian's Rainbow is a 1968 American musical fantasy film directed by Francis Ford Coppola and adapted by E. Y. Harburg and Fred Saidy from the 1947 stage musical of the same name. It stars Fred Astaire, Petula Clark, and Tommy Steele. The plot follows an Irishman and his daughter, who steal a leprechaun's magic pot of gold and emigrate to the American South, where they become involved in a dispute between rural landowners and a greedy, racist U.S. senator.