الإعلان التشويقي
طاقم التمثيل
Gene Lockhart
Bit Part (uncredited)
Francis Pierlot
Monsieur Michaud (uncredited)
Charles Trowbridge
Board Member (uncredited)
Eustace Wyatt
Doctor (uncredited)
Edward Fielding
Board Member (uncredited)
Al Ferguson
Man at Accident (uncredited)
James Hilton
Narration Spoken By (voice)
Ruth Cherrington
Swedish Queen (uncredited)
Wyndham Standing
King Oscar (uncredited)
Michael Visaroff
Proud Papa (uncredited)
Lisa Golm
Lucille (uncredited)
Henry Travers
Eugene Curie
Ilka Grüning
Seamstress (uncredited)
George Meader
Singing Professor (uncredited)
Alan Napier
Dr. Bladh (uncredited)
Moroni Olsen
President of Businessman's Board (uncredited)
Marek Windheim
Jewelry Salesman (uncredited)
Howard Freeman
Prof. Constant (voice) (uncredited)
Albert Bassermann
Professor Jean Perot
Miles Mander
Businessman (uncredited)
Ray Collins
Lecturer (voice) (uncredited)
María Pagés
Woman at Accident (uncredited)
C. Aubrey Smith
Lord Kelvin
Victor Francen
President of University
Teddy Infuhr
Son (uncredited)
Almira Sessions
Madame Michaud (uncredited)
Reginald Owen
Dr. Becquerel
William Edmunds
Cart Driver (uncredited)
Arthur Shields
Businessman (uncredited)
May Whitty
Madame Eugene Curie
Lumsden Hare
Professor Roget (uncredited)
Isabel La Mal
Woman at Accident (uncredited)
Walter Pidgeon
Pierre Curie
Ray Teal
Driver (uncredited)
Greer Garson
Marie Curie
Robert Walker
David Le Gros
George Davis
Cart Driver (uncredited)
James Kirkwood
Board Member (uncredited)
Frederick Worlock
Businessman (uncredited)
Elsa Bassermann
Madame Perot
Van Johnson
Reporter
Margaret O'Brien
Irene Curie - Age 5
Guy D'Ennery
Professor (uncredited)
Gigi Perreau
Eve at 18 Months (uncredited)