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

Alfred Newman

Musical Director

John St. Polis

Davis

Marjorie Main

Mrs. Miller

Arthur Hohl

Miller

Paul Harvey

Heifetz' Manager

Effie Anderson

Woman on Steps (uncredited)

Jessie Arnold

Woman in Alley Yelling for Police (uncredited)

Arthur Aylesworth

Detective (uncredited)

Brooks Benedict

Man in Concert Audience (uncredited)

Stanley Blystone

Policeman at Police Station (uncredited)

Wade Boteler

Bill - Police Lieutenant (uncredited)

Virginia Brissac

Willie's Mother (uncredited)

Dorothy Christy

Woman Angry at Husband Being Late (uncredited)

Fern Emmett

Woman on Steps (uncredited)

James Flavin

Police Sergeant (uncredited)

John Hamilton

Detective (uncredited)

Robert Homans

Policeman at Barney's Pool Room (uncredited)

Roger Imhof

Michael - Deputy (uncredited)

Perry Ivins

Mr. Morgam (uncredited)

John Kelly

Kelly (uncredited)

Ethan Laidlaw

Film Delivery Man (uncredited)

Diana Lynn

Pianist (uncredited)

J. Farrell MacDonald

Police Chief (uncredited)

Eric Mayne

Man in Concert Audience

Anne O'Neal

Woman on Steps (uncredited)

Emory Parnell

Policeman in Rain (uncredited)

Lee Phelps

Policeman in Auditorium (uncredited)

Wyndham Standing

Undetermined Role (uncredited)

Paul Stanton

Inspector Johnson (uncredited)

Emmett Vogan

Police Chief's Aide (uncredited)

Billy Wayne

Film Delivery Man (uncredited)

Marjorie Wood

Betty's Mother (uncredited)