The story of J. Robert Oppenheimer's role in the development of the atomic bomb during World War II.
as J. Robert Oppenheimer
as Kitty Oppenheimer
as Leslie Groves
as Lewis Strauss
as Jean Tatlock
as Ernest Lawrence
as Boris Pash
as David Hill
as Niels Bohr
as Edward Teller
as Roger Robb
as Frank Oppenheimer
as Albert Einstein
as Patrick Blackett
as William Borden
as Kenneth Nichols
as Senate Aide
as Gordon Gray
as Haakon Chevalier
as Isidor Rabi
as Vannevar Bush
as Counsel
as Thomas Morgan
as Ward Evans
as Lloyd Garrison
as Senator McGee
as Chairman Magnuson
as Senator Bartlett
as Senator Pastore
as Senator Scott
as Dutch Student
as Werner Heisenberg
as Luis Alvarez
as Rossi Lomanitz
as Hartland Snyder
as Robert Serber
as Jackie Oppenheimer
as Mary Washburn
as Barbara Chevalier
as George Eltenton
as Richard Tolman
as Ruth Tolman
as Joe Volpe
as Congressman
as Edward Condon
as Donald Hornig
as Kenneth Bainbridge
as Richard Feynman
as Concerned Scientist
as Hans Bethe
as Kurt Gödel
as George Kistiakowsky
as Seth Neddermeyer
as Enrico Fermi
as Klaus Fuchs
as Charlotte Serber
as J. Ernest Wilkins
as Leo Szilard
as Lilli Hornig
as Lyall Johnson
as Philip Morrison
as Henry Stimson
as George C. Marshall
as James Byrnes
as James Conant
as AAF Officer
as Weatherman
as Army Captain
as Soldier
as AAF Officer 2
as Burn Victim
as Laughing Woman
as Kissing Woman
as Kissing Man
as Weeping Man
as Consoling Woman
as Presidential Aide
as Harry Truman
as Lyndon Johnson
as Senator's Assistant (uncredited)
