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Lars Hanson as Victor Barring |
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Gunnel Broström as Eva Barring |
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Olof Bergström as Arne Hedberg |
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Nils Dahlgren as Harald Barring |
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Anna Lindahl as Margit Barring |
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Arne Ragneborn as Bengt |
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Georg Funkquist as Dr. Kanzel |
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Wiktor Andersson as Ekman |
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David Erikson as Ewers |
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Erik Rosén as Chief Physician |
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Magnus Kesster as Kanzel's Henchman |
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Harry Ahlin as Kanzel's Henchman |
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Sven Bergvall as Member of Royal Academy of Sciences |
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Britta Billsten as Lab Assistant (uncredited) |
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Erland Colliander as Man at the Peace Meeting (uncredited) |
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Carl Hagman as Man at the Peace Meeting (uncredited) |
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Nils Johannisson as Man at Meeting (uncredited) |
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Ivar Wahlgren as Man (uncredited) |
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Ingemar Pallin as Man at the Peace Meeting (uncredited) |
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Hans Sundberg as Man at the Peace Meeting (uncredited) |
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Hanny Schedin as Mother of Boy Run over (uncredited) |
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Rolf Gregor as Lab Assistant (uncredited) |
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Gunnar Nielsen as Lab Assistant (uncredited) |
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Stig Johanson as Lorry Driver (uncredited) |
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Gunnar Schyman as Peace Activist (uncredited) |
| Sound | Nils-Eric Carlsson | Sound |
| Sound | Per-Olof Pettersson | Sound |
| Sound | Gösta Nystroem | Original Music Composer |
| Sound | John Hult | Original Music Composer |
| Sound | Erik Johnsson | Original Music Composer |
| Camera | Martin Bodin | Director of Photography |
| Editing | Oscar Rosander | Editor |
| Art | Nils Svenwall | Art Direction |
| Directing | Göran Gentele | Director |
| Writing | Göran Gentele | Screenplay |
| Writing | Sven Stolpe | Story |
