Fat Man and Little Boy

In real life, Robert Oppenheimer was the scientific head of the Manhattan Project, the secret wartime project in New Mexico where the first atomic bombs were designed and built. General Leslie Groves was in overall command of it. This film reenacts the project with an emphasis on their relationship.

• Allan Corduner
• Bonnie Bedelia
• Del Close
• Dwight Schultz
• Joe D'Angerio
• John C. McGinley
• John Considine
• John Cusack
• Jon DeVries
• Laura Dern
• Michael Brockman
• Natasha Richardson
• Paul Newman
• Ron Frazier
• Ron Vawter