* Armin Mueller-Stahl as Dr. Werner Heisenberg
* Rolf Hoppe as Ernst Kaltenbrunner
* Dietrich Mattausch as Heinrich Himmler
* Katharina Thalbach as Hanna von Stauffenberg
* Heinz Bennent as General Friedrich Olbricht
* Harald Juhnke as Admiral Wilhelm Canaris
* Otto Sander as Generalfeldmarschall Erwin von Witzleben
* Hans-Christian Blech as Generalfeldmarschall Günther von Kluge
* Ulrich Mühe as Major Otto Ernst Remer
* Werner Stocker as Generalfeldmarschall Fedor von Bock