The Beginning or the End
Director Norman Taurog
Trailer
Cast
Hume Cronyn
Dr. J. Robert Oppenheimer
Richard Haydn
Dr. Chisholm
Jonathan Hale
Dr. Vannevar Bush
Warner Anderson
Capt. William S. Parsons
Bobby Jordan
Radioman on Tinian Receiving A-Bomb Message
Brian Donlevy
Maj. Gen. Leslie R. Groves
Victor Francen
Dr. Marre
Ellen Ross
Waitress
Robert Walker
Col. Jeff Nixon
Beverly Tyler
Anne Cochran
Hurd Hatfield
Dr. John Wyatt
Joseph Calleia
Dr. Enrico Fermi
Godfrey Tearle
President Franklin D. Roosevelt
Tom Drake
Matt Cochran
Audrey Totter
Jean O'Leary
John Litel
K.T. Keller
Henry O'Neill
Gen. Thomas F. Farrell