Two co-workers in a music shop dislike one another during business hours but unwittingly carry on an anonymous romance through the mail.

Judy Garland
as Veronica Fisher

Van Johnson
as Andrew Delby Larkin

S.Z. Sakall
as Otto Oberkugen

Spring Byington
as Nellie Burke

Clinton Sundberg
as Rudy Hansen

Buster Keaton
as Hickey

Marcia Van Dyke
as Louise Parkson

Lillian Bronson
as Aunt Addie

John Alban
as Audience Member (uncredited)

Bette Arlen
as Girl (uncredited)