Cast

Brian Dennehy

Gen. Leslie Groves

David Strathairn

J. Robert Oppenheimer

Michael Tucker

Leo Szilard

Hume Cronyn

James F. Byrnes

Richard Dysart

President Harry S. Truman

Hal Holbrook

Gen. George Marshall

Barnard Hughes

Henry Stimson

John McMartin

Dr. Arthur Compton

David Ogden Stiers

Franklin D. Roosevelt

Anne Twomey

Kitty Oppenheimer

Crew

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Peter Wyden

Book (Writing)

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David W. Rintels

Teleplay (Writing)

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Josette Perrotta

Associate Producer (Production)

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David W. Rintels

Producer (Production)

Aaron Spelling

Executive Producer (Production)

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E. Duke Vincent

Executive Producer (Production)

Mason Daring

Original Music Composer (Sound)

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Kees Van Oostrum

Director of Photography (Camera)

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Debra Karen

Editor (Editing)

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Curtis A. Schnell

Production Design (Art)