Jascha Heifetz
Role: Himself
Joel McCrea
Role: Peter McCarthy
Andrea Leeds
Role: Ann Lawson
Gene Reynolds
Role: Frankie
Walter Brennan
Role: Professor Lawson
Porter Hall
Role: Mr. Flower
Walter Tetley
Role: Rocks Mulligan
Alfred Newman
Role: Musical Director
John St. Polis
Role: Davis
Alexander Schoenberg
Role: Menken
Marjorie Main
Role: Mrs. Miller
Paul Harvey
Role: Heifetz' Manager
Peter Meremblum
Role: Peter Meremblum
Calvin Leslie
Role: (uncredited)
Effie Anderson
Role: Woman on Steps (uncredited)
Jessie Arnold
Role: Woman in Alley Yelling for Police (uncredited)
Arthur Aylesworth
Role: Detective (uncredited)
Emanuel Bay
Role: Accompanist for 'Hora staccato' (uncredited)
Brooks Benedict
Role: Man in Concert Audience (uncredited)
Richard Berres
Role: Cellist in Meremblum Orchestra (uncredited)
Stanley Blystone
Role: Policeman at Police Station (uncredited)
Morris Boltuch
Role: Kid in Orchestra (uncredited)
Wade Boteler
Role: Bill - Police Lieutenant (uncredited)
Raymond D. Bowman
Role: Violinist (uncredited)
Virginia Brissac
Role: Willie's Mother (uncredited)
Dorothy Christy
Role: Woman Angry at Husband Being Late (uncredited)
Charles Coleman
Role: Henry - Heifetz's Butler (uncredited)
Kaye Connor
Role: Girl in Orchestra (uncredited)
Dulcie Day
Role: A Woman in Line (uncredited)
Joe De Stefani
Role: Pawn Broker (uncredited)
Alan Edwards
Role: Concertgoer Throwing Tickets Away (uncredited)
Virginia Ellis
Role: Violinist (uncredited)
Fern Emmett
Role: Woman on Steps (uncredited)
James Flavin
Role: Police Sergeant (uncredited)
John Hamilton
Role: Detective (uncredited)
Robert Homans
Role: Policeman at Barney's Pool Room (uncredited)
Roger Imhof
Role: Michael - Deputy (uncredited)
Perry Ivins
Role: Mr. Morgam (uncredited)
Frank Jaquet
Role: Mr. Wallace (uncredited)
John Kelly
Role: Kelly (uncredited)
Ethan Laidlaw
Role: Film Delivery Man (uncredited)
Maude Louis
Role: Woman in Line (uncredited)
Mitchell Lurie
Role: Clarinetist in Orchestra (uncredited)
Diana Lynn
Role: Pianist (uncredited)
J. Farrell MacDonald
Role: Police Chief (uncredited)
Louis Mason
Role: Deputy (uncredited)
Eric Mayne
Role: Man in Concert Audience
Anne O'Neal
Role: Woman on Steps (uncredited)
Emory Parnell
Role: Policeman in Rain (uncredited)
Lee Phelps
Role: Policeman in Auditorium (uncredited)
Edwina Pierce
Role: Violinist (uncredited)
Annette Ruderman
Role: Violinist (uncredited)
Theodore Saidenberg
Role: Heifetz's Accompanist (uncredited)
Wyndham Standing
Role: Undetermined Role (uncredited)
Paul Stanton
Role: Inspector Johnson (uncredited)
Elizabeth Valentine
Role: Undetermined Role (uncredited)
Emmett Vogan
Role: Police Chief's Aide (uncredited)
Bryant Washburn Jr.
Role: Usher in Carnegie Hall (uncredited)
Billy Wayne
Role: Film Delivery Man (uncredited)
Marjorie Wood
Role: Betty's Mother (uncredited)
Mary Louise Zeyen
Role: Cellist in Orchestra (uncredited)
