Trailer
Cast
Alan Oppenheimer
(voice)
Bonnie Bedelia
Kitty Oppenheimer
Laura Dern
Kathleen Robinson
Del Close
Dr. Kenneth Whiteside
Clark Gregg
Douglas Panton
Arthur Holden
Oakridge Doctor
Mary Pat Gleason
Dora Welsh
Krzysztof Pieczyński
Otto Frisch
Robert Peter Gale
Dr. Louis Hempelman
Walker Edmiston
(voice)
John C. McGinley
Richard Schoenfield
James Eckhouse
Robert Harper
Ed Lauter
Whitney Ashbridge
Madison Mason
Boris Pash
Matthew Faison
(voice)
Stan Jones
(voice)
Paul Newman
Gen. Leslie R. Groves
Dwight Schultz
J. Robert Oppenheimer
Ron Vawter
Jamie Latrobe
Logan Ramsey
Brehon Somervell
John Cusack
Michael Merriman
Ron Frazier
Peter de Silva
Jon DeVries
Johnny Mount
Jim True-Frost
Donald Hornig
Ken Strausbaugh
Observation Officer
Natasha Richardson
Jean Tatlock
Don Pugsley
Bronston
Fred Thompson
Melrose Hayden Barry
Todd Field
Robert Wilson
John Considine
Robert Tuckson
Allan Corduner
Franz Goethe
Péter Halász
George Kistiakowsky