加里·格兰特
饰 Dr. Noah Praetorius
Jeanne Crain
饰 Deborah Higgins
休姆·克罗宁
饰 Prof. Rodney Elwell
Walter Slezak
饰 Prof. Barker
Sidney Blackmer
饰 Arthur Higgins
Basil Ruysdael
饰 Dean Lyman Brockwell
Katherine Locke
饰 Miss James
玛格丽特·汉密尔顿
饰 Sarah Pickett (uncredited)
Jack Kelly
饰 Student (uncredited)
Paul Lees
饰 Student (uncredited)
Leon Tyler
饰 Student (uncredited)
Jo Gilbert
饰 Nurse (uncredited)
Tina Blagoi
饰 Concertgoer (uncredited)
Helen Dickson
饰 Concertgoer (uncredited)
贝丝·弗劳尔斯
饰 Concertgoer (uncredited)
Robert Haines
饰 Concertgoer (uncredited)
Sam Harris
饰 Concertgoer (uncredited)
Gail Bonney
饰 Dean's Secretary (uncredited)
William Bryant
饰 Student Manager (uncredited)
