Jeanne Crain
Peggy Taylor
William Holden
Jason Taylor
Edmund Gwenn
Prof. Henry C. Barnes
Gene Lockhart
Prof. Edward Bell
Griff Barnett
Dr. Philip Conway
Randy Stuart
Dorothy
Betty Lynn
Wife
Marion Marshall
Ruth
Pati Behrs
Jeanne
Charles Lane
Prof. Collins (uncredited)
Gene Nelson
Jerry (uncredited)
Ray Walker
Carson (uncredited)
Almira Sessions
Mrs. Landon
Houseley Stevenson
Prof. T.J. Beck
