Bing Crosby

as Dr. James 'Jim' Pearson

Joan Caulfield

as Trudy Mason

Barry Fitzgerald

as Dr. Joseph McRory

Wanda Hendrix

as Emily Walters

Frank Faylen

as Bill Walters

Elizabeth Patterson

as Mrs. Gilley

Robert Shayne

as Roy Chesley

Larry Young

as Dr. Ronnie Jenks