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
Marjorie Main
Mrs. Miller
Arthur Hohl
Miller
Paul Harvey
Heifetz' Manager
Zero
Sucker the Dog
Peter Meremblum
Peter Meremblum
Calvin Leslie
(uncredited)
Effie Anderson
Woman on Steps (uncredited)
Jessie Arnold
Woman in Alley Yelling for Police (uncredited)
Arthur Aylesworth
Detective (uncredited)
Emanuel Bay
Accompanist for 'Hora staccato' (uncredited)
Brooks Benedict
Man in Concert Audience (uncredited)
Richard Berres
Cellist in Meremblum Orchestra (uncredited)
Stanley Blystone
Policeman at Police Station (uncredited)
Morris Boltuch
Kid in Orchestra (uncredited)
Wade Boteler
Bill - Police Lieutenant (uncredited)
Raymond D. Bowman
Violinist (uncredited)
Virginia Brissac
Willie's Mother (uncredited)
Dorothy Christy
Woman Angry at Husband Being Late (uncredited)
Charles Coleman
Henry - Heifetz's Butler (uncredited)
Kaye Connor
Girl in Orchestra (uncredited)
Dulcie Day
A Woman in Line (uncredited)
Joe De Stefani
Pawn Broker (uncredited)
Alan Edwards
Concertgoer Throwing Tickets Away (uncredited)
Virginia Ellis
Violinist (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)
Frank Jaquet
Mr. Wallace (uncredited)
John Kelly
Kelly (uncredited)
Ethan Laidlaw
Film Delivery Man (uncredited)
Maude Louis
Woman in Line (uncredited)
Mitchell Lurie
Clarinetist in Orchestra (uncredited)
Diana Lynn
Pianist (uncredited)
J. Farrell MacDonald
Police Chief (uncredited)
Louis Mason
Deputy (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)
Edwina Pierce
Violinist (uncredited)
Annette Ruderman
Violinist (uncredited)
Theodore Saidenberg
Heifetz's Accompanist (uncredited)
Wyndham Standing
Undetermined Role (uncredited)
Paul Stanton
Inspector Johnson (uncredited)
Elizabeth Valentine
Undetermined Role (uncredited)
Emmett Vogan
Police Chief's Aide (uncredited)
Bryant Washburn Jr.
Usher in Carnegie Hall (uncredited)
Billy Wayne
Film Delivery Man (uncredited)
Marjorie Wood
Betty's Mother (uncredited)
Mary Louise Zeyen
Cellist in Orchestra (uncredited)