Katherina Lange
Lise Meitner
Estella Hebert
Lise Meitner
Malte Tönissen
Otto Hahn
Marek Gierszał
Officer Muffat
Dietrich Hahn
Self
Lore Sexl
Self
Ruth Sime
Self
Charlotte Kerner
Self
Anne Hardy
Self
Martin Trömel
Self
Harald Lesch
Self
Herwig Schopper
Self
Oliver Bange
Self
Michiko Kodama
Self
Terumi Tanaka
Self
Aimee von Truchsess
Lisa Meitner
Bernhard Mühlig
Ludwig Boltzmann
Johannes Ernst
Otto Frisch
Peter Seaton-Clark
Narrator (voice)
Nicola Seaton-Clark
Narrator (voice)
Tom Bailey
Narrator (voice)
Julia Streich
Narrator (voice)