Onder andere met: Paul Newman (Professor Michael Armstrong), Julie Andrews (Sarah Sherman), Lila Kedrova (Countess Kuchinska), Hansjörg Felmy (Heinrich Gerhard (as Hansjoerg Felmy)), Tamara Toumanova (Ballerina), Wolfgang Kieling (Hermann Gromek), Ludwig Donath (Professor Gustav Lindt), Günter Strack (Professor Karl Manfred), David Opatoshu (Mr. Jacobi), Gisela Fischer (Dr. Koska), Mort Mills (Farmer), Carolyn Conwell (Farmer's Wife), Arthur Gould-Porter (Freddy - the Bookseller), Gloria Gorvin (Fräulein Mann)