Widower Dr. Matt Younger and his daughter go to London for a month of dirt-bike racing. While there, Dr. Younger is surprised by finding himself attracted to Catherine, a charming but elusive woman who seems to have some mysterious men following her. A romance slowly develops between the doctor and Catherine, but there are complications to their happiness.

Gus Arnheim and his band play the title song, sung by June Robbins (with Bouncing Ball).

A lady gas station attendant gets mixed up with escaped murderers.