Buster Carell, a talent agent is threatened by bankruptcy when his only real talent, a singing lumberjack, runs off with the company funds. Watching a TV quiz show, Carell discovers a prodigal singer, Isabella Linder, and offers her a contract. But she is unwilling and would like to remain a school teacher.

Sickan Carlsson
as Isabella Linder

Hasse Ekman
as Buster Carell

Meg Westergren
as Margareta Langenhielm

Herman Ahlsell
as Krister van Boren

Sif Ruud
as Miss Trimling

Hjördis Petterson
as Rita Rang

Sigge Fürst
as Hagenius

Stig Järrel
as Urbáhn

Yngve Gamlin
as Professor Gårdvar

Elsa Carlsson
as Margit van Boren