June Allyson as Cynthia Potter

Van Johnson as Eric Wainwright

Gig Young as John Tirsen

Rita Corday as Denise Dorcet

Kathryn Givney as Miss Benson

Larry Keating as Danny Cutler

Hans Conried as Mr. Sparrow

Esther Dale as Mrs. Boykin

Antonio Filauri as Veloti

Jo Gilbert as Gloria

Alexander Steinert as Conductor

Aladdin as Orchestra Violinist (uncredited)

Jimmy Ames as Cab Driver (uncredited)

Peter Brocco as Waiter (uncredited)

Charles Cane as Detective on Train (uncredited)

Jonathan Cott as Photographer (uncredited)

Betty Farrington as Woman (uncredited)

Lisa Ferraday as Nina Marescu (uncredited)

Elizabeth Flournoy as Woman Attending Audition (uncredited)

Jack Gargan as Paul, Denise's Chauffeur (uncredited)

Everett Glass as Village Druggist (uncredited)

Larry Harmon as Photographer / Conductor (uncredited)

Grace Hayle as Woman Attending Audition (uncredited)

Stuart Holmes as Restaurant Patron (uncredited)

Teddy Infuhr as Jeffrey (uncredited)

Bob Jellison as Sparrow's Assistant (uncredited)

John Maxwell as Detective (uncredited)

George McDonald as Boy in Village Drugstore (uncredited)

John McKee as Motorcycle Cop (uncredited)

Matt Moore as Charles, Wainwright's Butler (uncredited)

Roger Moore as Photographer (uncredited)

Alberto Morin as East Indian (uncredited)

Sol Murgi as Restaurant Patron (uncredited)

Edwin Rochelle as Waiter (uncredited)

Robert R. Stephenson as Stagehand (uncredited)

Bert Stevens as Attendee at Cynthia's Concert (uncredited)

Ruthelma Stevens as Jeffrey's Mother (uncredited)

Robert Strong as Photographer (uncredited)

Ludwig Stössel as German Piano Accompanist (uncredited)

Ernö Verebes as Headwaiter (uncredited)

Ray Walker as New York Mail Reporter (uncredited)

Josephine Whittell as Mrs. Fullerton (uncredited)