Jascha Heifetz

Himself

Joel McCrea

Peter McCarthy

Andrea Leeds

Ann Lawson

Gene Reynolds

Frankie

Walter Brennan

Professor Lawson

Terry Kilburn

Limey

Tommy Kelly

Willie

Porter Hall

Mr. Flower

Walter Tetley

Rocks Mulligan

Chuck Stubbs

Fever

Gale Sherwood

Betty

Alfred Newman

Musical Director

Mary Ruth

Suzie

John St. Polis

Davis

Alexander Schoenberg

Menken

Archie Mayo