Lars Hanson
Victor Barring
Gunnel Broström
Eva Barring
Olof Bergström
Arne Hedberg
Nils Dahlgren
Harald Barring
Anna Lindahl
Margit Barring
Arne Ragneborn
Bengt
Georg Funkquist
Dr. Kanzel
Wiktor Andersson
Ekman
David Erikson
Ewers
Erik Rosén
Chief Physician
Magnus Kesster
Kanzel's Henchman
Harry Ahlin
Kanzel's Henchman
Sven Bergvall
Member of Royal Academy of Sciences
Britta Billsten
Lab Assistant (uncredited)
Erland Colliander
Man at the Peace Meeting (uncredited)
Carl Hagman
Man at the Peace Meeting (uncredited)
Nils Johannisson
Man at Meeting (uncredited)
Ivar Wahlgren
Man (uncredited)
Ingemar Pallin
Man at the Peace Meeting (uncredited)
Hans Sundberg
Man at the Peace Meeting (uncredited)
Hanny Schedin
Mother of Boy Run over (uncredited)
Rolf Gregor
Lab Assistant (uncredited)
Gunnar Nielsen
Lab Assistant (uncredited)
Stig Johanson
Lorry Driver (uncredited)
Gunnar Schyman
Peace Activist (uncredited)
Göran Gentele
Intill helvetets portar
Released
Bande-annonce