Charles Regnier

Character: I. Robert Oppenheimer

Hans Karl Friedrich

Character: Ward V. Evans

Georg Peter-Pilz

Character: Thomas A. Morgan

Siegfried Wischnewski

Character: Roger Robb

Carl Lange

Character: Gordon Gray

Konrad Georg

Character: Herbert S. Marks

Hans Epskamp

Character: Loyd K. Garrison

Franz Kutschera

Character: Borris T. Pash

Friedrich Joloff

Character: John Lansdale

Alexander Kerst

Character: Edward Teller

Kaspar Brüninghaus

Character: Hans Bethe

Heinz Frölich

Character: David Tressel Griggs

Hanns Ernst Jäger

Character: Isadore Isaac Rabi

Robert Freitag

Character: Berichterstatter