Cary Grant
Dr. Noah Praetorius
Jeanne Crain
Deborah Higgins
Finlay Currie
Shunderson
Hume Cronyn
Prof. Rodney Elwell
Walter Slezak
Prof. Barker
Sidney Blackmer
Arthur Higgins
Basil Ruysdael
Dean Lyman Brockwell
Katherine Locke
Miss James
Margaret Hamilton
Sarah Pickett (uncredited)
Jack Kelly
Student (uncredited)
Joseph L. Mankiewicz
Diretor
